Something to the second power is simply that number multiplied by itself once. The third power is something multiplied by itself 2 times, and so on
For the average to be 90,
(99 + 93 + x) / 3 = 90
or 192 + x = 270
or x = 270 - 192 = 78
Jim must score at least 78 in the third test.
Answer:
-5
Step-by-step explanation:
slope formula= 
slope of line
Answer:
166.67 is answer of this question
To make a perfect square, we must know that 22/2 = 11. In this case:
(x + 11)^2 = x^2 + 22x + 121
