Simplify the expression.
? 
A. 4
B. 7
C. 16
D. 2
Answer: D
Mathematics
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Collect like terms and write in descending order.-8m2 + 4m2 + 9m2 + 2m2
A. 14m B. Can't be simplified C. 7m8 D. 7m2
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The voltage across a 330 K resistor in a charging series RC circuit is 16 V. Find t if C = 0.0033 æF and E = 51 V.
a. 2.05 msec b. 1.86 msec c. 1.48 msec d. 1.26 msec e. 1.09 msec
Mathematics
Simplify.5 - 12 + 3
A. -10 B. -31 C. -4 D. -180
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If ?DEF is isosceles and ET bisects ?DEF, then
(a) ET ? DF. (b) ET bisects DF. (c) Neither (a) nor (b) is necessarily true. (d) Both (a) and (b) are true. (e) ?DET ? ?FET.
Mathematics