03/28/23

Derivatives of Exponential Functions with Base e
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03/28/23

Fill in the blanks:
If tan x = -4 then tan(-x) = If sin x = 0.1 then sin(-x) = if cos x = 0.7 then cos(-x) =
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04/02/20

solve the following integration
1 Evaluate ∫(2𝑥 3 − 𝑥) 4 (6𝑥 2 − 1)𝑑𝑥 (3 marks) 2. Evaluate ∫ 𝑥𝑠𝑒𝑐2 (3𝑥 2 − 1)𝑑𝑥 (3 marks) 3. A rocket is shot straight up into the air with an initial velocity of 256 feet per second. a) When... more
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08/17/19

Find the inverse

Y=1+In(-x) the domain range and the asymptote
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08/17/19

Math help!! Algebra 1 or 2
The cross section of television antenna dish is a parabola and the receiver is located at the focus, 5 feet above the vertex. A. find an equation for the cross section of the dish.( assume the... more
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08/12/19

There are 1170 students in a school. The ratio of girls to boys is 23:22. Write a system of equations to model this problem. Solve the system.
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08/12/19

Help please - need to show work!
Ella has a box of chocolate candies. She gave 1/3 of the candies to her sister, 4 to her brother, and she eats the remaining 12 candies. How many chocolate candies were in the box... more
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08/09/19

How do I solve these problems.
Polar Coordinates and Polar Form of Complex numbersHelp me solve the following questions, I have no idea.1. Evaluate the cube root of z = 27cis(240°). Then raise them to the cube. Show the steps of... more
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07/29/19

Express the function in vertex form given that it has the vertex (1,3) and passes through (-2,5). Does this function have a minimum or a maximum value?
Express the function in vertex form given that it has the vertex (1,3) and passes through (-2,5). Does this function have a minimum or a maximum value?
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07/23/19

Can cos(A−B)=cos ⁡A−cos ⁡B?
Is it ever possible that cos(A−B)=cos ⁡A−cos ⁡B? Why or why not?
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07/20/19

Use the given conditions to find the exact value of the expression.
sin α = − 5/13,   tan α > 0,  sin(α − π/3)GIVE EXACT VALUE NO DECIMAL
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07/13/19

What is the slope of the tangent line to the exponential function?
y = ex/4Point: (0,1)
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06/24/19

Question regarding pre-algebra
The height of an object dropped from a ladder at a height of 16 feet. Is given by the equation h(t)= -16T^2+16t^2+16. How long will it take to hit the ground
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06/06/19

Write the equation in vertex form and then find the vertex, focus and directrix of a parabola with equation: x = y" + 18y-2
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04/25/19

What is the value of cos(810)?
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07/14/18

Suppose the θ is an acute angle and cosθ = 4/5. Using the results sin2x = 1/2*(1 - cos2x) and cos2x = 1/2*(1 + cos2x), find the exact values of cos1/2θ, sin1
Suppose the θ is an acute angle and cosθ = 4/5.    Using the results sin2x = 1/2*(1 - cos2x) and cos2x = 1/2*(1 + cos2x),   find the exact values of cos1/2θ, sin1/2θ, and tan1/2θ 
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02/17/17

Find the function whose graph is stretched horizontally
Find the function whose graph is stretched horizontallyFind the function whose graph is stretched horizontally.(k > 1)f(1kx)1kf(x) kf(x)f(kx)
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04/24/16

Simplify (cosx)/(1-sinx)
I can't figure out how to simplify this correctly. Thanks for your help.
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12/02/15

let y=x^2, x=3 and deltax=1. find the value of the corresponding change delta y.
i am in calculus and I am not sure about this question, please help
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08/26/15

Mr.Ramirez can inflate 306 9-inch balloons before emptying his compressed helium tank of 110 cubic feet.
Mr.Ramirez can inflate 306 9-inch balloons before emptying his compressed helium tank of 110 cubic feet. Exactly how many 9-inch balloons are inflated per each cubic foot of helium.
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06/05/15

Simplifying . adding rational expressions answer asap with steps please
(n+3)/(n2-5n+6)  +  (6)/(n2-7n+12)
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06/05/15

prove that AP bisects the angle TAB
TA and TB are tangents to a circle with centre O from an external point T, OT intersects the circle at point P
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06/05/15

prove that A,Q, B and T lie on a circle
two circles intersect in points P and Q. a secant passing through P intersects the circles in A and B respectively. tangents to the circles at A and B intersect at T
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04/01/15

Solving the Equation
I need help solving the following equation: log(base3)(cos2x-tanx+8)=2   I'm wondering how to do it, I keep getting stuck after I substitute in for the double angle of cos and am not sure where... more
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03/29/15

Simplifying Trig Expression
Simplify csc^2x-1/cot^2x 
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