Perform the operation and write the result in the standard form.(8 + 9i)(4 + 9i)
A. 113 - 36i
B. -49 - 108i
C. -49 + 108i
D. 81i2 + 108i + 32
Answer: C
Mathematics
You might also like to view...
Evaluate the expression according to the order of operations.23 ? 32
A. 17 B. 72 C. 36 D. 7776
Mathematics
Estimate by rounding.
A. 3605 B. 3610 C. 3700 D. 3600
Mathematics
The demand equation is 
.
?
Compute the elasticity of demand and determine whether the demand is elastic, unitary, or inelastic at 
.
?
A. 
; elastic
B. ?
; inelastic
C. ?
; inelastic
D. 1; unitary
Mathematics
In Las Vegas, Nevada, stores charge a 4.6% state sales tax and a 3.65% county sales tax. Yuki is purchasing a handbag priced at $220 before tax. How much sales tax does Yuki pay for her handbag purchase?
A. $18.15 B. $238.15 C. $201.85 D. $24.75
Mathematics