06/13/23

The angle t is an acute angle and sin t is given. Use the Pythagorean identity sin^2t+cos^2t=1 to find cos t.
sin t = √5/6cos t = ____
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06/13/23

The bottom of the cuboid is a square. The area of the tank without one of the square sides is 108 m^2. (a^2 + 4ah = 108 m2). Volume is (h *a^2) What is the largest possible volume?
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06/13/23

Precalc Factor Theorem

Use the Factor Theorem to show that x − c is a factor of P(x) for the given values of c.P(x) = x3 − 10x2 + 28x − 24; c = 6Since P(6) = ? ,x-6 is a factor of P(x) by the Factor... more
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06/13/23

PreCalc Polynomials
Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x), and express P in the form P(x) = D(x) · Q(x) + R(x).P(x) = 8x4 + 4x3 + 6x2,    D(x) = 2x2 + 1P(x) =
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06/13/23

need help with this stat question please
"Mary has 25 products in her store. She wants to select 8 products to arrange in the store window. how many different combinations of products can Mary select?"I got 9.12 x 1023.Does that seem... more
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06/12/23

How do you turn a decimal into a percent?
For example, 0.15 is the same as 15%. How do you get the decimal to become a percent? What is the math behind it? How did you get 0.15 (the decimal) to become 15% (the percent)?
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06/12/23

How do you turn a fraction into a percent?
For example, 3/20 as a percent is 15%. How do you do that? How did you turn the 3/20 (the fraction) into 15% (the percent)?
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06/12/23

Algebraically determine the inverse of the quadratic function: f(x) = 7(x+1)^2 - 2
f(x) = 7(x+1)2 - 2
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06/12/23

unsure how to find domain and range

Write the domain and range of this verbally described function in interval notation. An exponential function where the inputs are all real numbers greater than -10 and at most 6 and the outputs are... more
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06/12/23

Struggling to write equation that matches function
Use your graphing calculator to help you complete each part. A function multiplies the input by -3 then subtracts 2 to obtain the output. 1) Write an equation that matches the function description.... more
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06/12/23

Given the following revenue and cost functions, find the maximum profit. (Recall that profit equals revenue minus cost.) R(x) = 73x - 2x; C(x) = 25x + 102
Given the following revenue and cost functions, find the maximum profit. (Recall that profit equals revenue minus cost.)R(x) = 73x - 2x; C(x) = 25x + 102
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06/12/23

Liam travels 30 mph to Jasons house and stops for 1 min (22 miles). Mia travels 15 miles at 45 mph. How much longer will it take Liam to get to the lake than Mia?
Liam travels at 30 miles per hour to Jason's house (12 miles), stops for 1 minute to pick up Jason, and drives to the lake (10 miles) at the same speed. Mia travels the more direct route (15 miles)... more
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06/11/23

Let U = {1, 2, 3, 4, 5, 6, 7,8,9} A = {1, 2, 3, 5} B = {3, 4, 7} How many elements are in A' ∩ B ?
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06/11/23

A and B are supplementary angles. If A = (7x - 12)° and m/B = (7x - 18)°, then find the measure of A.
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06/11/23

Fraction and indices

Express 81-1/2 as a fraction in the form of a/b, where a and b are integers
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06/11/23

Rewrite this logarithm in a form with no logarithm of a product, quotient or power
log {sqrt [(x^2 +16) / (x^2 +20)(x^3 -2)^2)] }
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06/11/23

You pay $20 for 200 min math class, and pay $60 for 400 min.
a) graph to show the cost per days. b)write down the equation of your graph c) how many minutes can I have with $40? d) what is the cost for 600 minutes ?
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06/10/23

A garden table and a bench cost $771 combined. The garden cost $71 more than the bench. What is the cost of the bench?
A garden table and a bench cost $771 combined. The garden cost $71 more than the bench. What is the cost of the bench?
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06/10/23

use the point on the line and the slope m

Use the point on the line and the slope m of the line to find three additional points through which the line passes. (There are many correct answers.)(3, 1), m = 0
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06/09/23

Find the real #

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06/09/23

find the derivative

find the derivative of -9sin2(-3x5)
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06/08/23

Write the word sentence as an inequality
A number x divided by 3 is at most 5
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06/08/23

mathh questions
A city currently has 2.08 thousand residents. Each year the city's population grows by around 420 persons.After 14 years what will the approximate population of the city be? Round to three... more
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06/08/23

Algebra help needed - unsure to graph function

For the function f(x)= x^2 -8x + 7 The parabola moves up, the y intercept is 7 and the vertex is (4,-9)Graph the function clearly showing the y intercept its symmetric point and the vertex domain:... more
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06/08/23

How old am I if 200 reduced by 3 times my age is 11
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