Evaluate x2 + y3. If x =2 and y=1/4. Write your answer in simplest form. I need it now!
2 answers:
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Answer:
Step-by-step explanation:
z° = 9x - 24 ( vertically opposite )
z° = 9(10) - 24
z° = 90 - 24
z° = 66°
<h3>Hope it is helpful.....</h3>Answer:
2+i or 2-i (D)
Step-by-step explanation:
First you use the quadratic formula. X= (-b +/- )/2a
a=1
b=-4
c=5
X= (4 +/- )/2
X=(4 +/- )/2
The square root of -4 is 2i. i=√-1. Therefore 2i= 2√-1 .If you simplify that, it becomes √-4i.
X= (4+/- 2i)/2
X= 2+/-i
X= 2+i or 2-i