Answer: y=-5
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Answer:
315 ft^2
Step-by-step explanation:
Answer:
Step-by-step explanation:
12a)To rationalize the denominator, multiply the denominator and numerator by √5.
b) (a+b)² = a² + 2ab + b²
(1 +√3)² = 1² + 2*1*√3 + (√3)²
= 1 + 2√3 + 3
= 4 + 2√3
a = 4 ; b =2
13) (a + b)(a - b) = a² - b²
3 hours because all u do is subtract 5 hours and 8 hours and