Answer:
Step-by-step explanation:
So triangles they are similar to that 
Answer:
13. it says nearest whole number.
Step-by-step explanation:
Answer:
Polynomial: 2x^2-8x+3x-12
Trinomial: 2x^2-5x-12
Step-by-step explanation:
Just distribute the 2x to the x and -4 and then distribute the 3 to x and -4.
It is blury. take an anther pic please
Answer:
4 + 9x² + 1x³ + 12x⁵
Step-by-step explanation:
3x² + 6x² = (3 + 6)x² = 9x²
4 + 3x² + 8x³ + (-7x³ + 12x⁵ +6x²) = 4 + <u>3x² + 6x² </u> + <u>8x³ - 7x³ </u> + 12x⁵
= 4 + 9x² + 1x³ + 12x⁵