State the domain of the composition.(g?h)(x) with g(x) =  and h(x) = 6x + 5

A. Domain = 
B. Domain =  
C. Domain = [-7, ?)
D. Domain = (-?, ?)


Answer: B

Mathematics

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Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = (4x4y5 + 3)2

A.  = 16x3y5 = 20x4y4
B.   = 40x4y4(4x4y5 + 3);  = 32x3y5(4x4y5 + 3)
C.  = 2(4x4y5 + 3);  = 2(4x4y5 + 3)
D.  = 32x3y5(4x4y5 + 3);  = 40x4y4(4x4y5 + 3)

Mathematics

Solve the initial-value problem y?? + 4y = 4x + 2, y (0) = 2, y?(0) = 4

What will be an ideal response?

Mathematics

Use the vertical-line test to determine whether the graph represents a function.

A. Yes B. No

Mathematics

Simplify the expression.4 ? 7 - 4

A. 32 B. 12 C. 112 D. 24

Mathematics