Find the domain of the function.f(x) = log(x - 9)
A. (0, ?)
B. (9, ?)
C. (-9, ?)
D. (1, ?)
Answer: B
Mathematics
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Determine the number of significant digits in the given approximate number.7080
A. 2 B. 3 C. 4 D. 1
Mathematics
Find the product.(x + 4y)3
A. x3 + 12x2y + 48xy2 + 64y3 B. 3(x + 4y) C. x3 + 64y3 D. x3 + 4x2y + 8xy + 16xy2 + 32y2 + 64y3
Mathematics
Factor by grouping.6x2 - 4xy - 15xy + 10y2
A. (6x - 5y)(x - 2y) B. (2x - 5)(3x - 2) C. (2x - 5y)(3x - 2y) D. (2x + 5y)(3x - 2y)
Mathematics
Estimate the sum or difference by rounding each number to the nearest hundred.
A. 3,800 B. 3,900 C. 3,831 D. 3,830
Mathematics