Answer:
7
Step-by-step explanation:
f(-1)=-1*(-1)*2-3*(-1)+2 → f(-1)=2+3+2 → f(-1)=7
1: Its B
4: Its D
Sorry I don't know what how to explain it.
Answer:
A
Step-by-step explanation:
mid point of AC=((2m+2p)/2,(2n+2r)/2)=(m+p,n+r)
Your answer would be n=-1/5
Hey There! I can help you by explaining how to solve it but not answering sorry! Anyhow, To find the volume of a square based pyramid I suggest you start with the square and do L x W. Than Solve the triangles by using formula 0.5 * b * h. Hint: On the bottom triangle use 8cm from the square with the 3.8cm. Hope you now understand and can find the answer!