Solve the inequality.x2 + 2x ? 3
A. (-?, -3]
B. [1, ?)
C. [-3, 1]
D. (-?, -3] or [1, ?)
Answer: D
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Solve the problem.A child on a swing initially swings through an arc length of 12 meters. The child stops pushing and sits patiently waiting for the swing to stop moving. If friction slows the swing so the length of each arc is 80% of the length of the previous arc, how far will the child have traveled before the swing stops?
A. 60 m B. 24 m C. 25 m D. The child will travel an infinite distance.
Answer the following statement(s) true (T) or false (F)
Focus in High School Mathematics advocated the idea that mathematical reasoning is often “messy” in that a conjecture one thinks to be true may ultimately prove false.
I2 + I3 = 120 mA and IT = 414 mA. What is I1?
a. 294 mA
b. 564 mA
c. 354 mA
d. 374 mA
e. 444 mA
Evaluate the expression without using a calculator.log4412
A. 4 B. 16 C. 12 D. log412