Write the expression in the standard form a + bi.(-7 + i)(-7 - i)
A. -48
B. -7
C. 50
D. 49
Answer: C
Mathematics
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Perform the indicated operation or operations.-45 ÷ 9
A. 5 B. -4 C. -6 D. -5
Mathematics
Determine the value of each variable.
= 
A. m = 9; n = 3; x = 3 B. m = 3; n = 9; x = 0 C. m = -9; n = -3; x = -3 D. m = 5; n = 7; x = 3
Mathematics
Find the slope of the line that passes through the two given points.(4, 0), (0, 9)
A. 
B. - 
C. 
D. - 
Mathematics
Solve.A computer compiles a program in 0.0000459 seconds. Write this in scientific notation.
A. 4.59 × 10-6 B. 4.59 × 104 C. 4.59 × 10-7 D. 4.59 × 10-5
Mathematics