15,254 Answered Questions for the topic precalculus

Precalculus Math Calculus

01/21/23

Solve the congruence, 3x-=2(mod4)
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Precalculus Math Calculus

01/21/23

How many 2 digit numbers satisfy the following congruences, x-=3(mod7), x-=2(mod5)
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Precalculus

01/21/23

Area and arc length

An arc length is 19 meters subtends a central angle of 294 in a circle. A. Find circumference of circle B. Find area of circle
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Precalculus Math Calculus

01/21/23

Solve for x: 15x=9(mod27)
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Precalculus

01/21/23

I'm confused on the 6+z question and the x seconds question
When running a 100-meter race Jeremy reaches his maximum speed 6 seconds after the race started when he is 40 meters from the starting line. Jeremy runs at this max speed for the rest of the race.... more
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Precalculus

01/20/23

Find the remaining trigonometric ratios of ΞΈ if :
cos ΞΈ =βˆ’ 1/ 3 π‘Žπ‘›π‘‘ πœƒ π‘‘π‘’π‘Ÿπ‘šπ‘–π‘›π‘Žπ‘‘π‘’π‘  𝑖𝑛 𝑄𝐼𝐼𝐼
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Precalculus

01/19/23

Find the remaining trigonometric ratios of ΞΈ if :
cos ΞΈ =βˆ’ 1 /3 π‘Žπ‘›π‘‘ πœƒ π‘‘π‘’π‘Ÿπ‘šπ‘–π‘›π‘Žπ‘‘π‘’π‘  𝑖𝑛 𝑄𝐼𝐼𝐼
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Precalculus

01/19/23

Find the remaining trigonometric ratios of ΞΈ if :
cos ΞΈ = 12/13 π‘Žπ‘›π‘‘ πœƒ π‘‘π‘’π‘Ÿπ‘šπ‘–π‘›π‘Žπ‘‘π‘’π‘  𝑖𝑛 𝑄𝐼
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Precalculus

01/19/23

Estimate the angle to the nearest one-half radian.

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01/17/23

Create two functions h(x) and j(x) so that the composed function (hΒ .Β j)(x) does not exist. Explain your answer.
Create two functions h(x) and j(x) so that the composed function (hΒ Β j)(x) does not exist. Explain your answer.Grade 12 Advanced FunctionsPlease answer clearly and neatly. Thanks :)
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Precalculus

01/15/23

Evaluate each infinite geometric series described
-3 + 12 - 48 + 192...
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Precalculus Math Calculus

01/14/23

Prove that if 2^n-2 is divisible by n, then 2^(2n-1)-2 is divisible by 2^n-1
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Precalculus

01/14/23

Pre-calculus help?

Sequence1: 1/2, 7/6,11/6,5/2..sequence2:1/2,1/3,2/9,4/27,…determine whether each sequence below is arithmetic or not. Provide support for your conclusion
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Precalculus

01/13/23

Q has degree 3 and zeros βˆ’6 and 1 + i.
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Precalculus

01/13/23

Q has degree 3 and zeros 5, 3i, and βˆ’3i.
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Precalculus

01/13/23

Q has degree 3 and zeros 5, 3i, and βˆ’3i.
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Precalculus

01/13/23

P has degree 2 and zeros 1 + i 6 and 1 βˆ’ i 6 .
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Precalculus Math

01/13/23

parametric equations I need help
x=9t^2 and y=27t^3I know what the graph looks like and the equation I came up with was y=x^(3/2). The assignment tells me that is wrong. I tried including the domain of x>= 0, and that was wrong... more
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Precalculus Math Calculus

01/13/23

Find all natural numbers such that 20^n+16^n-3^n-1 is divisible by 323
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Precalculus Math Calculus

01/13/23

Find the largest natural number n such that |(3^1024-1)|
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Precalculus Math Calculus

01/13/23

Find all possible digits of the natural number x if it is known that the last three digits of x^2 is 001
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Precalculus

01/12/23

Surface Area r(A) of a cylinder
Part a: Assume that the height of your cylinder isΒ 4Β inches.Β ConsiderΒ AΒ as a function ofΒ r, so we can write that asΒ A(r)=2Ο€r2+8Ο€r. What is the domain ofΒ A(r)? In other words, for which values... more
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Precalculus

01/12/23

There’s this 3 worded problem that I need a solution on.
Part a: Assume that the height of your cylinder is 6 inches. Consider A as a function or r, so we can write that as A(r)=2Ο€*r2+12Ο€*r. What is the domain of A(r)? In other words, for which values of... more
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Precalculus Math Algebra 1 Algebra 2

01/12/23

Roberta rakes up fallen leaves and adds them to a 2 cubic yard compost pile.

If Roberta adds 1/3 cubic yards of leaves to the pile every day, how many cubic yards will be in the compost pile after two weeks?(Use the sigma notation equation for partial sums).
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Precalculus Math Algebra 1 Algebra 2

01/12/23

Josephina makes monthly deposits into her account. She opened the account with an initial deposit of $50. Each month thereafter, she increased the deposit by $20 from the previous deposit amount.

Two years later, how much has Josephina deposited in this account?(Use an expression using sigma notation for partial sums).
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