Graph the function. Then identify its domain and range.h(x) = 4 - x2, for x ? 0
A. Domain: (-?, 0]; range: (-?, ?)
B. Domain: (-?, 0]; range: (-?, 4]
C. Domain: [0, ?); range: (-?, 4]
D. Domain: (-?, 0]; range: [-4, ?)
Answer: B
Mathematics
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Factor out the GCF from the polynomial.48x8y9 + 80x4y7 - 24x2y3
A. 8(6x8y9 + 10x4y7 - 3x2y3) B. -8x2y3(-6x6y6 + 10x2y4 + 3) C. 8x2(6x6y9 + 10x2y7 - 3y3) D. 8x2y3(6x6y6 + 10x2y4 - 3)
Mathematics
Solve for y.9x = 10y - 7
A. y = 17 + 9x
B. y = 17 - 9x
C. y = 
D. y = 
Mathematics
Simplify the expression.
A. 81 + 
B. 9 - 
C. 9 + 9
D. 9 + 
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 2x - 4, g(x) = 6x - 2Find (fg)(x).
A. 12x2 - 26x + 8 B. 8x2 - 28x - 6 C. 12x2 + 8 D. 12x2 - 28x + 8
Mathematics