Solve the equation for x.
= 5
A. {-4}
B. {
}
C. 
D. {4}
Answer: A
Mathematics
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Factor when possible.8a3 - 27b3
A. (2a - 3b)(4a2 + 6ab + 9b2) B. (8a - 3b)(a2 + 6ab + 9b2) C. (2a + 3b2)(4a2 - 6ab + 9b2) D. (2a - 3b)(4a2 + 9b2)
Mathematics
Find the function value.Find sin 
, given that sin ? = - 
and -90° < ? < 0°.
A. - 
B. 
C. - 
D. - 
Mathematics
Fill in the blank with one of the words or phrases listed below.
In the metric system, a(n) 
is the amount of heat required to raise the temperature of 1 kilogram of water 1 degree Celsius.
A. meter B. British Thermal Unit C. liter D. calorie
Mathematics
Factor.3x2 + 11x - 20
A. (3x + 5)(x - 4) B. (3x - 4)(x + 5) C. (3x + 4)(x - 5) D. (3x - 5)(x + 4)
Mathematics