02/01/23

Precalculus: finding the area of a triangle using trigonometry

Hi I was wondering what are the specific formulas one would use to solve the area of a SSS,SAS, AAS, triangles using sine/cosine formulas? I understand that you would use Herons formula for the SSS... more
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02/01/23

i need help on this algebra question
 atmospheric pressure decreases approximately exponentially as elevation increases. If the pressure decreases by half every 3.9 miles and the pressure at sea level is 30.0 inHg, what is the... more
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01/31/23

Find a formula 𝑏𝑛 for the 𝑛- th term of the following sequence. Assume the series begins at 𝑛=1. 46,57,68,…
g
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01/31/23

4lamps and 16 fixtures for each room. How many lamps for 6 rooms
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01/31/23

a farmhouse shelters 11 animals. Some are sheep and some are ducks. Altogether there are 36 legs. How many of each animal are there?

that’s it
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01/31/23

f(1) = 4, g(1) = 3, f '(3) = −5, f '(1) = −4, g '(1) = −3, g '(3) = 2, then find h '(1) if h(x) = f(x) g(x).
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01/31/23

If the ratio of girls to boys is 3:4 and there are 34 more boys, how many girls?
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01/31/23

Graph a line with y-intercept 2 and slope 3/4
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01/31/23

A searchlight rotates one complete revolution every 35 seconds exactly how long will it take for the light to rotate through to 225°. express the answer as a fraction or In decimal form

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01/31/23

What is the amplitude of the sinusoid represented by the red graph?

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01/31/23

r = 55 inches, θ = 50°

Find the length of the arc on a circle of radius r intercepted by a central angle θ. Round the answer to two decimal places.
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01/30/23

Solving equations
Bill and Mary ann went to the viola bakery. Bill bought 3 danishes and 8 filled donuts for $12.29. mary ann bought 6 of each for $11.58 what is the price of each type of pastry
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01/30/23

I need algebra 2 help

What are all of the steps in the proof that x3+y3=(x+y)(x2-xy+y2)
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01/30/23

What is the equation in slope-intercept form of the line that passes through the points (5,3) and (–1,6)
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01/30/23

Word Problem in Algebra
The Family Plan: $120 monthly fee, unlimited talk and text on up to 5 lines, and data charges of $35 for each device for up to 2 GB of data per device.The Mobile Share Plan: $160 monthly fee for up... more
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01/29/23

How do you solve this using the substitution method?
A DVD costs twice as much as a CD. Jack buys 2 DVDs and 1 DC and spends $25. Determine the cost of each item.
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01/29/23

6 cards are drawn at random from a standard deck.
6 cards are drawn at random from a standard deck.Find the probability that all the cards are hearts. 1352​Incorrect  Find the probability that all the cards are face cards. 1252​Incorrect  Note:... more
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01/29/23

Word Question need help pease
Suppose that the world's current oil reserves is R=1920 billion barrels. If, on average, the total reserves is decreasing by 15 billion barrels of oil each year, answer the following:Give a linear... more
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01/29/23

Which set of numbers could represent the sides of a triangle?
Which set of numbers could represent the sides of a triangle?2,3,48, 11, 25,9,138, 9, 21
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01/29/23

The function k(x) shown in the table below is a linear function.
Find its slope, y-intercept, and formula in slope-intercept form. I wanted to say slope is 3 with y-intercept being -5 and the formula being K(x)= 3x-5. to be honest I don't know if what I have is... more
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01/29/23

Find a linear function h, given h(5)=-7 and h(-1)=11. Then find h(8)
Find
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01/28/23

Express the function in the form f of g if g(x)=√x
F(x) = cos(√x)
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01/28/23

I need help......
Describe a transformation that carries the triangle with vertices R = (1, 2), P = (6, 7), and Q = (10,5) onto the triangle with vertices K = (0,0), L = (7,−1), and M = (9,3). Where does your... more
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01/28/23

How many ways are there to make $200 from 1000 coins, each of which is a a quarter dime or nickel?
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01/27/23

Complete the exponential function for the table.
x y-1 2.50 51 102 20
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