Multiply. Write the result in the form a + bi.(6 + 3i)2
A. 27 - 36i
B. 45 - 36i
C. 45 + 36i
D. 27 + 36i
Answer: D
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Evaluate. 95
A. 45 B. 531,441 C. 1,953,125 D. 59,049
Find the net cost. Round to the nearest cent.$1,088 less 10/10/5
A. $1,063.00 B. $544.00 C. $837.22 D. $816.00
Solve the problem.If $4000 is invested in an account that pays interest compounded continuously, how long will it take to grow to $4800 at 9%? Round to the nearest tenth.
A. 7.7 years B. 2.0 years C. 7.4 years D. 9.2 years
Solve the problem.Suppose f(x) = 29.9 + 1.4log (x + 1) models salinity of ocean water to depths of 
at a certain latitude. x is the depth in meters and f(x) is in grams of salt per kilogram of seawater. Approximate the salinity (to the nearest hundredth) when the depth is 130 meters.
A. 32.86 B. -26.94 C. 61.91 D. 64.71