Provide an appropriate response.Solve: x4 - 8x2 + 15 = 0

What will be an ideal response?

x = ± ; ± 

Mathematics

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Rewrite the expression in terms of exponentials and simplify the results.4 cosh (ln x) + 14 sinh (ln x)

A. 9x
B. 9
C. 9x - 
D. 0

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Mathematics

Provide an appropriate response.True or false?  = 4

A. True B. False

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Mathematics

Solve the problem.On a certain map, 1 inch equals 40 miles. How many miles are in 2 inches?

A. 16 miles
B. 100 miles
C. 20 miles
D. 22 miles

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Mathematics

Given matrix A, find the indicated cofactor.Find A13.A =

A. 21 B. 9 C. -6 D. -21

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Mathematics