05/11/20

using trig identities to write expressions in terms of a single trigonometric function or constant

how to write these equations in terms of a single trigonometirc fucntion or constant1.(cscx-1)(cscx+1) tanx2.cos x sec2x cotx

05/11/20

Solve x^2+4x=20 by completing the square.

The quadratic function d = –3x2 + 16 models a skateboarder’s distance, in feet, from the bottom of a hill x seconds after the skateboarder starts moving down the hill.

After how many seconds is the skateboarder 8 ft from the bottom of the hill?Here are the answer choice: A. 3.6sB. 2.6sC. 1.6sD. 0.6s

The profit from a business is described by the function P(x) = –4x^2 + 16x + 25, where x is the number of items made, in thousands, and P(x) is the profit in dollars.

How many items will maximize the profit?Here are the answer choice:A. 1,000B. 2,000C. 3,000D. 4,000

Math Question - Probability Question

A box contains 4 jellies, 6 blue jellies and 5 yellow jellies. What is the probability that a jelly chosen randomly from the box is not red? Leave answer as fraction.

05/08/20

Right Triangles?

I have been working with finding sides (given one side and an angle) in Right triangles and have improved greatly with determine the trig function to use.My question is how do I determine if I... more

05/08/20

Bones of woman algebra

Archeologists and forensic scientist use the length of human bones to estimate the height of individuals. A woman’s height, h, in centimeters can be determined from the length of the femur , f (... more

05/07/20

My topic is Geometry

Point A is (-7, 5) and point M is at (0, 4) Point M is the midpoint of point A and Point BWhat are the coordinates of point B

05/07/20

More Geometry Help

What lenght of cable is needed to anchor a 120 foot tall tower to its anchoring spot 50 feet from the base of the tower

05/06/20

I cant write a system of equations to represent this situation

The sum of two numbers is three times the difference of the two numbers. The greater number is five more than the lesser number.please help asap

Critical Number of a Function

Please find all of the critical numbers of the function f(x)=2x^3+3x^2-12xstep by step locate all relative extrema, and the open intervals on which the function is increasing or decreasing.

05/06/20

Here is a list of eight integers 11 19 15 3 13 7 22 x The value of x is three times the median of these eight integers.

(a) Find the median. (b) Work out the numerical value of the mean of the eight integers.

05/05/20

Help Help Help Help Help Help

Max accidentally mixed 56 turnip seeds with 78 cabbage seeds. Since the two seeds look nearly identical, he must now choose one randomly to plant. Which of the following is the probability that he... more

Need Help With High School Probability Math!

The table below shows the students in an Algebra class.  Own a Graphing Calculator Does Not Own a graphing calculator Total Girls 12 6 18 Boys 5 7 12 Total 17 13 30  What is the... more

05/05/20

Write a quadratic function f whose zeros are 2 and -8.

05/05/20

Write the first six terms of the sequence: a(n) = 4-n

a) 1,2,3,4,5,6b) 4,3,2,1,0,-1c) 3,2,1,0,-1,-2d) 4,5,6,7,8,9

Angle of elevation

From a point level with the base of a water tower the angle of elevation to the bottom of the water tank is 38° to the top of the water tank is 47° if the water tank itself is 20 feet high what is... more

05/04/20

What is the area of the circle and the area of the square

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