Put the number over each the total that was added then, divide the bottom number to into the top number
Answer:
A) x = ±2i√3
Step-by-step explanation:
We presume you want to find x such that f(x) = 0.
Divide by 13:
x² + 12 = 0
Subtract 12:
x² = -12
Take the square root:
x = ±i√12 = ±2i√3
48.7 rounded to one significant figure would be 50
Answer
2
Step-by-step explanation:
I guess
Answer:
105 per hour = x
Step-by-step explanation:
You subtract the parts cost of 77 from the total first.
497 - 77 = 420
Then you divide the 420 by 4 to get the unit rate per hour.
420/4
= 105
