Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = 4x2 - 8x + 7
A. (-2, 39)
B. (1, 3)
C. (2, 15)
D. (-1, 19)
Answer: B
Mathematics
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Express the number in standard notation.8.06 × 104
A. 806,000 B. 322.4 C. 8060 D. 80,600
Mathematics
Evaluate.log
A. -5
B. - 
C. -1
D. 
Mathematics
Provide an appropriate response. Use the sine function to find B of a standard right triangle ABC given b = 55.1 cm and c = 56.7 cm. Round to the nearest 0.1°.
A. 45.8° B. 44.2° C. 76.4° D. 13.6°
Mathematics
Write as a percent. Round the percent to the nearest tenth if necessary.
A. 65.8% B. 170% C. 111.8% D. 11.2%
Mathematics