Find the perimeter of the triangle.a scalene triangle whose sides are 6.5 yd, 8.9 yd, and 6.7 yd
A. 22.1 yd
B. 23.1 yd
C. 21.1 yd
D. 21.775 yd
Answer: A
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Determine whether the events A and B are independent.Event A: It will rain today in Seattle, WashingtonEvent B: It will rain tomorrow in Seattle, Washington
A. No B. Yes
Solve the problem.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 4 amperes when the resistance is 842 ohms. What is the current when the resistance is 803 ohms?
A. 0.26 amps B. 0.24 amps C. 4.2 amps D. 3.8 amps
Write the binomial expansion of the expression.(-2x2 - y)5
A. -32x10 - 80x8y + 80x6y2 - 40x4y3 + 10x2y4 - y5 B. 32x10 + 80x8y + 80x6y2 + 40x4y3 + 10x2y4 + y5 C. -32x10 + 80x8y - 80x6y2 + 40x4y3 - 10x2y4 + y5 D. -32x10 - 80x8y - 80x6y2 - 40x4y3 - 10x2y4 - y5
Solve the inequality.x2 - 49 > 0
A. (-?, -49) or (49, ?) B. (-7, 7) C. (-49, 49) D. (-?, -7) or (7, ?)