MysteryDove12
02.09.2021 •
Mathematics
(x+1)(x+2 multiplying binomials
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Ответ:
x² + 2x + x + 2
so your answer is:
x² + 3x + 2
Ответ:
x^2+3x+2
Step-by-step explanation:
(x+1)(x+2)
= x(x+2)+1(x+2)
= x^2 +2x +x +2
= x^2 + 3x + 2
Ответ:
12 pieces = 2160 inches.
1 piece = 2160 / 12 = 180 inches.
But 12 inches = 1 foot, 3 feet = 1yard
3*12 = 36 inches = 1yard.
36 inches = 1yard.
180 inches = 180/36 = 5 yards.
Each piece was 5 yards long.