Solve each proportion for the given variable. = 

A. 2
B. 123
C. 28
D. 21


Answer: D

Mathematics

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Evaluate the expression by first changing the form. Verify the answer by use of a calculator. sin 190° cos 70° - cos 190° sin 70°

A. - 
B. - 
C.
D. - 

Mathematics

Use the Remainder Theorem to find the remainder.f(x) = x2 + 2x - 32 is divided by x + 7

A. 5 B. -7 C. 3 D. 0

Mathematics

Find a general term an for the geometric sequence.a1 = -  and r = -2

A. an = -  + (n - 1)
B. an = -  ? (-2)(n-1)
C. an = n-1 + 
D. an = -  - (n - 1)

Mathematics

Convert as indicated.70 cm to millimeters

A. 7000 mm B. 0.7 mm C. 70 mm D. 700 mm

Mathematics