Solve the problem.The temperature at the South pole was -2° at 8 am. At 3 pm, it was 8°. By how many degrees did the temperature rise?
A. 10°
B. 6°
C. -6°
D. -10°
Answer: A
Mathematics
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Write each whole number in expanded form.90,170
A. 9000 + 10 + 7 B. 90,000 + 1000 + 70 C. 9000 + 100 + 7 D. 90,000 + 100 + 70
Mathematics
R1 = 500 ê, R2 = 1500 ê, RL = 2000 ê, and E = 15 V. Find V2.
a. 2.33 V
b. 1.33 V
c. 3.50 V
d. 9.46 V
e. 15.0 V
Mathematics
The (r + 1)st term of the expression (a + b)n, 0 ? r ? n, is given by 
an - rbr. Find the specified term.The 5th term of (2x + 3y)10.
A. 362,880x4y6 B. 544,320x4y6 C. 1,088,640x6y4 D. 362,880x6y5
Mathematics
Use the Remainder Theorem to find the remainder.f(x) = x2 + 5x - 19 is divided by x + 8
A. 5 B. -8 C. 3 D. 0
Mathematics