Questions 11 & 12, with an explanation - if possible!!
1 answer:
X² - 3x - 2 = 0
x = -(-3) ± √((-3)² - 4(1)(-2))
2(1)
x = 3 ± √(9 + 8)
2
x = 3 ± √(17)
2
4x² + 3x + 5
b² - 4ac
(3)² + 4(4)(5)
9 + 4(20)
9 + 80
89
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GEZLZIRGEB THIS IS EZXZZZ THE SECOND ONE
The answers is 2 2/3 miles
Area of chalkboard = 4 feet x 6 feet = 24 square feet.
Total cost = 24 square feet x $7.21 per square foot = $173.04
Answer: $173.04
Answer:
11) 2nd option
12)2nd option
13)3rd option
34-9.32=24.68<span>
I hope helped ^-^</span>