12/13/22

which of the following is the sum of both solutions of the equation x^2 + x -42 = 0?
1.) 132.) -13.) -134.) 1
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12/13/22

need some help with math
The base of a triangle is 7 inches more than 8 times its height.The area of the triangle is 1080 square inches.The base is  and the height is 
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12/10/22

An artifact originally had 16 grams of carbon-14 present. the decay model A=16e^-0.000121t describes the amount of carbon-14 present after t years use the model

An artifact originally had 16 grams of carbon-14 present. the decay model A=16e^-0.000121t describes the amount of carbon-14 present after t years use the model to determine how many grams of... more
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12/10/22

(i)prove the identity cosx/tax(1+sinx)=1/sin x - 1. (ii) hence solve the equation cosx/tanx(1+sinx)=2, for 0 is less than equals to x is less than equals to 360.
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12/10/22

Prove the following identities: (i)cos^2x (1+tan^2x)=1, (ii) (2 sin x +cos x)^2=5, (iii) (1+sin x/cos x)^2=1+sin x/1-sin x, (iv) 1- (sin^2 x)/1+cos x= cos x, (v) 1-2cos^2 x/sin x+cos x= sinx-cosx.
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12/09/22

How to find the point on the line (3x+5y-3) that is closest to point (0,0).
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12/09/22

The Law of Sines
To find the distance across a river, a surveyor chooses points A and B, which are 243 yds apart on one side of the river. She then chooses a reference point C on the opposite side of the river and... more
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12/08/22

Karen works 85 hours throughout a 2 week period. She earns $1,891.25 throughout this period. How much does Karen earn for 8 hours of work
I need help.I don't know how to geta antser =(
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12/08/22

What are the coordinates of the focus of the conic section shown below? y^2+16y-4x+4=0
Find the focus. Please show the process for finding p.
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12/08/22

Write the equation of the directrix of the conic section shown below. x^2+6x-4y+5=0

Find the directrix. Please show the step-by-step process for finding p. 1/4p
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12/08/22

SCALCET8 6.1.033 Use calculus to find the area A of a triangle with the given vertices: (0,0), (6,3), (1,7)
Use calculus to find the area A of a triangle with the given vertices: (0,0), (6,3), (1,7).
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12/08/22

Mean Value Theorem Help Please
Given a function differentiable on R. For f(0)=1 and |f'(x)|≤1 for all x ∈ R, how do I show using mean value theorem that |f(x)|≤|x|+1
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12/08/22

Calculus Integrals problem, pls help! Find F'(x)
Find F'(x)F(x) = ∫0x^3 (sin(t4))dtF(x) is the integral from 0 to x3 of sin(t4).Find the derivative of F(x).
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12/08/22

Find an equation of the tangent line to the graph of the function at the given point y=4-ln(1/2x+1) , point (0,4)
Find an equation of the tangent line to the graph of the function at the given point y=4-ln(1/2x+1) , point (0,4)
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12/07/22

What's this man's total earning for a 9-year period?
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12/07/22

Prove the Identity: tan(a)+tan(B)=(sin(a+B))/(cos(a)cos(B)
a=AlphaB=Beta
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12/06/22

calculus homework
A Norman window has the shape of a rectangle surmounted by a semicircle. (Thus the diameter of the semicircle is equal to the width of the rectangle.) If the perimeter of the window is 90 ft, find... more
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12/06/22

Find the equation for the line that passes through the points (6, -7) and (8, 10) . Answer should be in point-slope form.
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12/06/22

Math problem diagonal, perimeter
The peimeter of a rectangle is 46 inches and diagonal is 17 in. find the area. HELP ME please
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12/05/22

Consider the function f(x) = x^2/x-3
Find the intervals on which f is increasing or decreasing Find the local maximum values and local minimum values of f Find the intervals of concavityGive the inflection points (if not put... more
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12/05/22

Equilateral Triangle and Parallel Lines
Points A, B, and C lie on the parallel lines x −y√3 = 2, x −y√3 = 0, and x −y√3 = -8, respectively, and form an equilateral triangle ABC. Calculate the length of triangle ABC's side.
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12/04/22

How do i find the function of this quadradic equation
"The graph of a quadradic function passes through (-2, 0), (2, 0) and (0, 8).What is the function"Please help me I cannot figure this out.
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12/04/22

Evaluate the integral by interpreting it in terms of areas. 8 I1/ 2 x I dx −9
Evaluate the integral by interpreting it in terms of areas. 8 1 2 x  dx −9
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12/04/22

Solve the following logarithmic equation. Express irrational solutions in exact form. log8x=3
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12/03/22

What is Four times the sum of three times a number and 2 is 8
Translate the verbal expression into variable expressions
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