Answer:
19
Step-by-step explanation:
f(-4) = 15-4((-4)+3)
= 15-4(-1)
= 15-(-4)
=15+4
Answer:
2n² + 1
Step-by-step explanation:
Given polynomial:
(4n² + 3n – 5) − (2n² + 3n - 6)
Solution:
Removing parentheses,we obtain
Combine like terms:
Done!
Order:BPEMDAS
Answer:
A=8.333 square units
Step-by-step explanation:
Area of parallelogram=B×H
A=25/4×4/3
A=8.333 square units
Answer: 90 degrees
Step-by-step explanation: The other options are not in their neared tens only 90 degrees is.
Answer:
63 cm^2
Step-by-step explanation:
p = l + w + l + w
32 = 2l + 2w
32 = 2(w + 2) + 2w
32 = 2w + 4 + 2w
32 = 4w + 4
28 = 4w
7 = w
l = w + 2
l = 7 + 2
l = 9
Check your work:
32 = 9 + 7 + 9 + 7
32 = 32
Correct
A = l × w
A = 9 × 7
A = 63