Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.125 lb = 
kg
A. 132.5 kg
B. 56.3 kg
C. 317.5 kg
D. 275.0 kg
Answer: B
Mathematics
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Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(3x
)(5x
)
A. 105x
B. 90x2
C. 105x2
D. 90x3
Mathematics
Write the interval as an inequality involving x. Graph the inequality.[-3, 1)
A. -3 < x ? 1
B. -3 ? x < 1
C. -3 < x < 1
D. -3 ? x ? 1
Mathematics
Classify the polynomial as constant, linear, quadratic, cubic, or quartic, and determine the leading term, the leading coefficient, and the degree of the polynomial.h(x) = 
+ 2.8x
A. Constant; 
; 
; 0
B. Quadratic; 2.8x; 2.8; 2
C. Linear; 
; 
; 1
D. Linear; 2.8x; 2.8; 1
Mathematics
Solve the problem.Let f(x) = x2/3 - 5x1/3. Find all x such that f(x) = -4.
A. 1, 64 B. -64, -1 C. 1, 4 D. -4, -1
Mathematics