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Answers by jkhenry
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jkhenry
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User jkhenry
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User jkhenry
Recent activity
All questions
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maths sin(6v-30°) = 5/7
answered
Aug 6, 2012
in
Calculus Answers
|
564
views
solving equations
(-132)/7+sqrt(5)
answered
Aug 6, 2012
in
Fraction Problems
|
634
views
solving radical equations
solving equations
algebra problems
differentiate y=loge^(√(x^3+4)) with respect to x
answered
Aug 5, 2012
in
Calculus Answers
|
469
views
calculus problems
order of operations
how do you type this in on calculator ln2.42/ln 10 and get answer
answered
Jul 28, 2012
in
Algebra 1 Answers
|
720
views
algebra problems
what is the solution for 8(7a+2)=128
answered
Jul 20, 2012
in
order of operations
|
477
views
solving equations
log x 8=3/4
answered
Jul 20, 2012
in
Algebra 1 Answers
|
3.1k
views
logarithmic equations
tan^2x + cot^2x = 1 -( 2sin^2x + 2sin^4x) / (sin^2x - sin^4x)
answered
Jul 17, 2012
in
Trigonometry Answers
|
743
views
proving trigonometric identities
finding the derivative of sin(pi-x)
answered
Jul 4, 2012
in
Trigonometry Answers
|
831
views
derivative of a function
I need help with a math question
answered
Jul 4, 2012
in
Geometry Answers
|
807
views
algebra problems
story problems
solving equations
what is the equation of a line with slope of -4 and y-intercept of 2
answered
Jul 4, 2012
in
Algebra 1 Answers
|
573
views
equation of a line
algebra problems
Solve, 2^x = 15.
answered
Jul 4, 2012
in
Algebra 2 Answers
|
944
views
algebra problems
solving equations
nine time a number minus five time the same number
answered
Jul 1, 2012
in
Algebra 1 Answers
|
3.4k
views
algebra problems
(x-3)^2=12
answered
Jun 29, 2012
in
Algebra 1 Answers
|
721
views
algebra problems
3/11 divided 9/13
answered
Jun 29, 2012
in
Least Common Denominator
|
796
views
algebra problems
how to graph the following function using transformations y=x^2+14x
answered
Jun 29, 2012
in
Calculus Answers
|
1.2k
views
calculus problems
cos²x-sin²x=1-2sin²x
answered
Jun 23, 2012
in
Trigonometry Answers
|
5.6k
views
proving trigonometric identities
trig identity
What is 20% of $18,900?
answered
Jun 20, 2012
in
Algebra 1 Answers
|
684
views
calculating percentages
find the derivative with square root in denominator
answered
Jun 20, 2012
in
Algebra 1 Answers
|
2.1k
views
calculus problems
How do i solve this radical equation-√(2a)+4√(8a^3)
answered
Jun 19, 2012
in
Algebra 1 Answers
|
462
views
simplifying radicals
3x^3-x^2-27x+9
answered
Jun 19, 2012
in
Algebra 2 Answers
|
2.2k
views
roots of polynomials
point slope form for(3,-3) (-5,-7)
answered
Jun 19, 2012
in
Algebra 2 Answers
|
475
views
slope intercept form
cos35*=21/x
answered
Jun 19, 2012
in
Trigonometry Answers
|
929
views
order of operations
Determine the measure of each angle.
answered
Jun 18, 2012
in
Geometry Answers
|
685
views
geometry problems
Find the missing numbers in the following sequences 1, 2, 3, 5, ?, 13, 21, ?
answered
Jun 18, 2012
in
Word Problem Answers
|
1.7k
views
sequences and series
how do you solve 5/6:8 = 4/3 : 2X ?
answered
Jun 18, 2012
in
Algebra 2 Answers
|
397
views
solving equations
how can i find square root in division of 2025
answered
Jun 18, 2012
in
Calculus Answers
|
2.6k
views
square roots
Find the derivative y=(2x-4)^5(2-x^3)^2
answered
Jun 18, 2012
in
Calculus Answers
|
523
views
calculus problems
Choose the equation of the line that is perp. to line 2y = 4x - 5 and contains the point (2, 3).
answered
Jun 18, 2012
in
Algebra 1 Answers
|
464
views
algebra problems
Derivative of -4 -sqrt(9 -x^2).
answered
Jun 14, 2012
in
Calculus Answers
|
1.3k
views
derivatives
derivative of a function
calculus problems
If f(x) = x2 + 9x and g(x) = 1/x, find f(g(-1)).
answered
Jun 14, 2012
in
Algebra 2 Answers
|
1.6k
views
algebra problems
Express the solution to the following inequality using interval notation.-16 < 6x + 8 < 98
answered
Jun 14, 2012
in
Trigonometry Answers
|
1.2k
views
interval notation
24x^2 -48x +24
answered
Jun 14, 2012
in
Algebra 1 Answers
|
983
views
algebra problems
factoring
x^2/a^2+y^2/b^2=1 when a=2 and b=3
answered
Jun 14, 2012
in
Pre-Algebra Answers
|
389
views
algebra problems
solving equations
what is -12p - (+18) = 40
answered
Jun 14, 2012
in
Pre-Algebra Answers
|
501
views
algebra problems
subtract the polynomials (3x^2+2x+4)-(x^2+2x+1) Write you answer in descending order
answered
Jun 14, 2012
in
Algebra 1 Answers
|
429
views
algebra problems
polynomial use
If sin x = .52 and cos x = .85, what is cot x?
answered
Jun 5, 2012
in
Trigonometry Answers
|
2.1k
views
trigonometry problems
trig identity
8x^3 − 50x = 0
answered
May 29, 2012
in
Algebra 1 Answers
|
780
views
use comma
algebra problems
what type of function is represented by y=-(2/3) x
answered
May 29, 2012
in
Algebra 2 Answers
|
422
views
algebra problems
Find all the values of b such that 3x^2 + bx + 2can be factored
answered
May 29, 2012
in
Algebra 1 Answers
|
1.2k
views
algebra problems
2^x=200 what does x equal?
answered
May 29, 2012
in
Algebra 1 Answers
|
597
views
exponential growth and decay
Solve 8x = x^2 - 9 by using the Quadratic Formula
answered
May 29, 2012
in
Algebra 1 Answers
|
972
views
algebra problems
Complete the square for x^2 - 14x + ? to form a perfect square trinomial.
answered
May 29, 2012
in
Algebra 1 Answers
|
1.1k
views
algebra problems
If x = -135 degrees, does cos 2x =1 - 2 sin ^2x? (justify your answer)
answered
May 27, 2012
in
Calculus Answers
|
1.5k
views
calculus problems
trigonometry problems
2 cos 2x= sin 2x cot x-2 sin^2x
answered
May 27, 2012
in
Calculus Answers
|
1.1k
views
calculus problems
proving trigonometric identities
trig identity
What equation is equilavent to log(6x7)
answered
May 27, 2012
in
Algebra 2 Answers
|
1.0k
views
algebra problems
algebra problems
answered
May 27, 2012
in
Algebra 1 Answers
|
337
views
algebra problems
Find the perimeter of a rectangle its length is 4 and its diagnoal is 5
answered
May 27, 2012
in
Geometry Answers
|
631
views
perimeter of a rectangle
What percent of 18 is 17?
answered
May 27, 2012
in
Fraction Problems
|
723
views
calculating percentages
what are the factors of 147?
answered
May 27, 2012
in
Pre-Algebra Answers
|
786
views
factors of a number
solve for x, 0 < or equal to x < or equal to 2pi: a. 2 sin x- square root,3 =0
answered
May 27, 2012
in
Calculus Answers
|
1.0k
views
square root
trigonometry problems
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