Answer:
16 in total.
Step-by-step explanation:
40 and 32 both share the common denominator 8, so 40/8 =5 and 32/8=4
Answer:
6
Step-by-step explanation:
She has completed 80% of the math problems. By getting this you divide 12 into 15.
Answer:
The number is -12.
Step-by-step explanation:
3x+21=-15
3x=-15-21
3x=-36
x=-36/3
x=-12
9514 1404 393
Answer:
d. 76(cos(3π/16) +i·sin(3π/16))
Step-by-step explanation:
To form the product of 38cis(π/8) and 2cis(π/16), multiply the magnitudes and add the angles:
38cis(π/8) × 2cis(π/16) = (38×2)cis(π/8 +π/16) = 76cis(3π/16)
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In this context, a·cis(b) ≡ a(cos(b) +i·sin(b))