Solve for x: e-x = 40

a. 1.357
b. 1.000
c. -1.602
d. -2.718
e. -3.689

e. -3.689

Mathematics

Use quadratic regression to model the following data. Round your answers to two decimal places, if necessary. ? x 0 10 12 23 31 y 4 12 18 11 3?

A. ?
B. ?
C. ?
D.

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Mathematics

Place the correct symbol, < or >, in the blank between the whole numbers.22,644 22,664

A. > B. <

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Mathematics

Use the given functions to find the requested function.f(x) = 7x + 8, g(x) = 5x2Find (g/f)(x).

A.
B. 35x² + 40x
C. 5x² + 7x + 8
D.

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Mathematics

Solve the problem.Find a polynomial for the sum of the areas of these circles.

A. (260 + ?)r2 B. ?r2 + 260? C. ?r2 + 196? D. ? + 260

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Mathematics