04/03/20

Which of the following is the name for a three-dimensional space where a three-variable system of equations is graphed
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04/03/20

Find a possible formula for the exponential function through the points (−2,72) ( − 2 , 72 ) and (2,8/9) ( 2 , 8 / 9 ) graphed below
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04/03/20

Probability homework
At an amusement park, the probability that a child eats popcorn and cotton candy is 0.58. The probability that a child and eat popcorn is 0.69 and the probability that a child each cotton candy is... more
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04/03/20

Verify the identity: sec(4x)=1/(√(2)sin(x)cos(x)-1)-1/(√(2)sin(x)cos(x)+1)
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04/02/20

a man pushes a lawnmower with a force of 35 pounds exerted at an angle of 43 degrees to the ground. Find the horizontal and vertical components of the force.
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04/02/20

find the most general antiderivative of

Find the most general antiderivative of f(x)=−2−2x3−8x5−6x7.
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04/02/20

calculus on dimensions of a box
An open box is to be made out of a 8-inch by 16-inch piece of cardboard by cutting out squares of equal size from the four corners and bending up the sides. Find the dimensions of the resulting box... more
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04/02/20

Can this be done algebraically?
A cashier has 20 coins consisting of nickels, dimes, and quarters with a value of $2.65. If the number of dimes is three less than the number of nickels, how many of each type of coin does she have? more
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04/02/20

Find the quotient Q(x) and remainder R(x) when the polynomial P(x) is divided by the polynomial D(x).
P(x) = 2x2 + x − 27;    D(x) = x − 4Q(x)=R(x)=
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04/02/20

Given cos ⁡ A = 5 /11 and that angle A is in Quadrant I, find the exact value of cot ⁡A in simplest radical form using a rational denominator.
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04/02/20

choose the correct answer?Witch letter?
3. Which function is equivalent to ? g(x)+2/3(x−3)2+6A.g(x)=2/3x2+12B.g(x)=2/3x2−4x+6C.g(x)=2/3x2−4x+12D.g(x)=2/3x2−6x+15
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04/02/20

Given tanx = 2/5 and cscx < 0, find cscx and secx.
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04/02/20

h=-16t^2+80t+25
Find H. An arrow was shot from a platform 25 feet above the ground at an initial speed of 80 feet per second. What is the maximum height of the arrow?
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04/01/20

Geometry Word Problem
From 15,000 graphing calculators produced by a​ manufacturer, an inspector selects a random sample of 450 calculators and finds 4 defective calculators. Estimate the total number of defective... more
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04/01/20

First-degree trigonometric equations help

How do I solve these equations in the interval (0, 360)? 1) 2tanΘ - 3 = 52) 4(cscΘ + 2) = cscΘ + 143) 2sinΘ + 3 = 3(sinΘ + 1)
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04/01/20

Construct a triangle HLB with HL=6cm , HLB= 60° and LB= 8cm. Measure and state length HB
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03/31/20

Read Description
Aparticle travels horizontally so that its position at any time t on the closed interval [pi/2,5pi/2] is given by x(t) = (3t/pi )+cos(t). Find the particles position when it's acceleration is -1
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03/31/20

This Sounds Like Da-Movie Theory
Use DeMoivre’s theorem to expand: (1 + i square root 3)4
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03/31/20

Rewrite 3 tan (3x) in terms of tan x
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03/28/20

Find the absolute extrema of the function on the closed interval.
y=1-|t-1| [-7,4]I got the minimum correct (-7,-7); I got max wrong (4,-2)Answer?
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03/28/20

Unit Circle Calculus

Suppose the minute hand of an analog watch is exactly 1 inch long, and that the number 12 is located at (0,1), 3 is located at (1,0), 6 is located at (0,-1), and 9 is located at (-1,0). (F -... more
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03/27/20

Help with these calculus equations!
1) e^4x-3* e^-2x=5e) - I got 2.8052) log base 8 (x+3) +log base 8 (x+2)=log base 8 (2) - I got 0 as the answer3) e^2x-15e^x+54 =0 - Was confused (Type an exact answer in simplified form) 4)... more
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03/27/20

A manufacturer of fertilizer finds that the sales of fertilizer roughly follow the seasonal pattern. Determine the day of the year when the maximum amount of fertilizer is sold.

F=100,000(1+sin[2pi(t-600/365]), where F is measured in pounds. Time t is measured in days, with t =1 corresponding to January 1.
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03/27/20

Find all (a) minors and (b) cofactors of the matrix. Then (c) expand by cofactors to find the determinant. Please show your work. It would help a lot. Thx [ -6 4 -16 ] [ -6 -4 12 ] [ 2 -6 -12 ]
[ -6 4 -16 ][ -6 -4 12 ][ 2 -6 -12 ]
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03/26/20

Use matrices to solve the system of equations (if possible.)
4x + 9y + z = -17{ 6x - 6y - 8z = 12 9x + 8y + z = -43
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