Hudman57
02.09.2021 •
Mathematics
What shape is this? Plz help
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Ответ:
I think it is a triangle..
Ответ:
A triangle
Step-by-step explanation:
Even if you split the shape in half it still maintains to have 3 sides making it a triangle.
Ответ:
71
-133
Step-by-step explanation:
Given the polynomial :
3x³– 4x² + 7x + 5, when x = 3 and also when
x = –3.
Put x = 3
3(3)³– 4(3)² + 7(3) + 5
3(27) - 4(9) + 21 + 5
81 - 36 + 21 + 5
= 71
Put x = - 3
3(-3)³– 4(-3)² + 7(-3) + 5
3(-27) - 4(9) - 21 + 5
-81 - 36 - 21 + 5
= - 133