Find the exact value by using a half-angle identity.sin 22.5°
A. -
B.
C. -
D.
Answer: B
Mathematics
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Use FOIL to multiply.(4x - 9)(4x - 9)
A. 4x2 - 73x + 81 B. 16x2 - 72x + 81 C. 16x2 + 81x - 72 D. 4x2 - 72x - 73
Mathematics
Solve the problem.During a road trip, Tony drove one-third the distance that Lana drove. Mark drives 15 more miles than Lana drove. The total distance they drove on the trip was 316 miles. How many miles did each person drive?
A. Tony: 129 mi, Lana: 387 mi, Mark: 402 mi B. Tony: 38 mi, Lana: 114 mi, Mark: 129 mi C. Tony: 387 mi, Lana: 129 mi, Mark: 114 mi D. Tony: 43 mi, Lana: 129 mi, Mark: 144 mi
Mathematics
Combine like terms.-2.6h + 8.7h
A. -6.1h B. -11.3h C. 6.1h D. 11.3h
Mathematics
Find the value of b that would cause the graph of y = bx to look like the graph below.
?
?
A.
B.
C.
D.
E.
Mathematics