nails4life324
02.11.2019 •
Mathematics
Simplify: (2x^2 - 9x + 3) + (-7x^2 + 4x - 2)
a. -5x^2 - 13x + 1
b. -5x^2 + 5x - 1
c. 9x^2 - 4x + 1
d. -5x^2 - 5x + 1
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Ответ:
Ответ:
Given data in the attachment:GY = 10 cmYX = 16 cm
A = πr²A = π (26cm)²A = 676cm² π