Write the expression in the standard form a + bi.(1 + i)7
A. 8 + i
B. 8 - 8i
C. -8 - 8i
D. 8 + 8i
Answer: B
Mathematics
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Write the number in standard notation.4.57 x 107
A. 45,700,000 B. 319.9 C. 4,570,000 D. 457,000,000
Mathematics
Write the number in expanded form.3267
A. 3 thousands + 2 hundreds + 6 tens + 7 ones = 3000 + 200 + 60 + 7 B. 7 thousands + 6 hundreds + 2 tens + 3 ones = 7000 + 600 + 20 + 3 C. 3267 thousands = 3267 D. 3 hundreds + 6 tens + 2 ones = 300 + 60 + 2
Mathematics
Subtract and simplify.
A. 18
B. 12
C. 12
D. 18
Mathematics
Solve the problem.What will it cost to buy ceiling molding to go around a rectangular room with length 
and width 
The molding costs 
per linear foot.
A. $146.88 B. $69.36 C. $73.44 D. $77.52
Mathematics