02/22/21
Write an equation that expresses the fact that a functiongis continuous at thenumber√π.
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02/20/21
Find the solution(s) of the equation in the interval [0, 2𝜋). Use a graphing utility to verify your results. (Enter your answers as a comma-separated list.)
3cos(x + 5𝜋/6) - 3cos(x - 5𝜋/6) = 3x = _________
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02/19/21
The area under the curve of y=1/x from x=a to x=5 is approximately 0.916.
The area under the curve of y=1/x from x=a to x=5 is approximately 0.916 where a is greater than or equal to 1 and less than 5. Find a using a calculator.
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02/19/21
The following augmented matrix is in row-echelon form and represents a linear system. Solve the system by using back-substitution, if possible.
[1 2| 5][0 1| -1]
02/19/21
If (a) varies jointly as b and c, and a= -10, when b= 12 and c= 2 , find (a) when b=8 and c= 1/2
When (a) is in parentheses that means that it is a variable not like the word “a” , just for clarification
If a^log(b)x =x, what are the possible values for a and b?
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02/19/21
please help me!!!
The value of a home in 2015 was $400,000. Its value has been doubling each decade.If v is the value of the home, in dollars, write an equation for v in terms of d, the number of decades since 2015.
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02/19/21
Which of the following polar equations produces the same graph as the Cartesian equation x2 - y2 = 16?
Which of the following polar equations produces the same graph as the Cartesian equation x2 - y2 = 16?
A
r = 4
B
r2 cos θ = 16
C
r cos θ = 16
D
r2 cos 2θ = 16
02/19/21
2x²+2x+3y=0 precalculus
02/19/21
Find the coordinate vector of 𝑥⃗ =
Find the coordinate vector of 𝑥⃗ = < 1,2,-3 > with respect to the basis 𝐵 = {<1,4,4> , <0,1,-8> , <0,0,1>} for R3[𝑥⃗ ]B = < _ , _ , _ >
02/19/21
Consider the basis 𝐵 of ℝ^2 consisting of vectors..
Consider the basis B of R^2 consisting of vectors| 1 | | 5 || 5 | and | 2 | Find 𝑥⃗ in ℝ^2 whose coordinate vector relative to the basis 𝐵 is [𝑥⃗ ]B=| -4 || 2 |𝑥⃗ = | _ | | _ |
02/17/21
Find and Simplify the function
Find and simplify f(a+h)-f(a)/h for the function belowh cannot equal 0f(x)=2x2-x+1
02/17/21
college algebra
Using the given tables, find (f◦f)(7).X. f(x). X. G(X)7. 8 9 1710. 7 7 138. 37 10 196. 39 8...
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02/17/21
Linear Algebra (Matrices)
The following system has an infinite number of solutions. Write the solution in terms of Y and Z 2w - x + 1y - z = 1w + x - y + 2z = 13w +...
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02/17/21
Find all solutions of the equation sec 4x-2=0
Find answer is A+k\2pie and B+k/2pie where k is any integer and 0<A<B< pie/2.
02/16/21
Solve ΔABC. (Round your answers to the nearest degree. If there is no solution, enter NO SOLUTION.)
Solve ΔABC. (Round your answers to the nearest degree. If there is no solution, enter NO SOLUTION.)a = 10, b = 14, c = 12
𝛼 =
°
𝛽 =
°
𝛾 =
°
What is the velocity vector and position vector?
GIven an acceleration vector, initial velocity (u0, v0), and initial position (x0, y0), find the velocity and position vectors for t>=0.a(t)=<cos t, 2 sin t><u0, v0>=<0,...
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