Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.t-4 ? t4 ? t-6
A. 
B. t6
C. t14
D. 
Answer: D
Mathematics
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Solve the problem.Which of the following symbols does not have symmetry type D1 ?
A. 
B. 
C. 
D. 
E. all of these have symmetry type D1.
Mathematics
Convert as indicated. When necessary, round to the nearest tenth of a degree.A weather forecaster has predicted a high temperature of 21° C for tomorrow. Find this temperature in degrees Fahrenheit.
A. 43.7° F B. 5.8° F C. -20.3° F D. 69.8° F
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 144
A. (x2 + 12)(x2 - 12) B. (x2 - 12)2 C. (x2 + 12)2 D. prime
Mathematics
Add:
Mathematics