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f(x) = x2+2, and (f o g)(x) = x2 + 8x + 18, what is g(x)?

if logx(t) = 2t - 17x, and x3 + 9x = 2t, what are the values of x and t?

Basic Algebra

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This Quiz contains only 4 questions related with the basics of Algebra.

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Questions 4

Answers

1
if log_x(t) = 2t - 17x, and x³+ 9x = 2t, what are the values of x and t?
x =4, t = 16
x = 3, t = 27
x = 7, t = 243
x = 2, t = 8
2
f(x) = x²+2, and (f o g)(x) = x²+ 8x + 18, what is g(x)?
(x + 4)
(x + 2)
9
5
3
log₂(24) - log₂(3) = log₅(x). Solve for x.
3
127
60
125
4
Let f(x) = x + 5. Define f^t(a) in terms of a and t.
(a + 5t)
a + t + 5
a + t
(a + 5)(t + 5)