Answer:
x = ±2√10
Step-by-step explanation:
40 - x² = 0
⇌
(√40 - x)(√40 + x) = 0
⇌
x = √40 or x = -√40
we can go further and say that √40 = 2√10
Answer:
Sam raised the most money in one hour
Step-by-step explanation:
Patty: $40.71 an hour
Quinn: $41.83 an hour
Reece: $37.42 an hour
Sam: $43.05 an hour
Brainliest Pls
Answer:
32%
Step-by-step explanation:
To find the percentage, we have to multiply 25 and 8 by 4.
25x4 = 100
8x4 = 32
So, 8 out of 25 is 32%.