Basic Mathematics
1. What is the most simplified factored form of 3x² + 12x?
- 3(x² + 4x)
- 3x(x + 4)
- 3x(x + 3)
- x(3x + 12)
Answer and explanation
B. 3x(x + 4)
The greatest common factor is 3x. Removing it from both terms gives 3x(x + 4).
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Basic Mathematics
B. 3x(x + 4)
The greatest common factor is 3x. Removing it from both terms gives 3x(x + 4).
Basic Mathematics
A. P is 10 times Q
Subtract the logarithms: log₁₀(P/Q) = 1. Therefore P/Q = 10, so P = 10Q.
English
C. Grandiose
Grandiose describes something exaggerated, impressively large or pretentious. Gregarious means sociable; a harangue is a lengthy, forceful speech.
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