what two points satisfy y=-x^2+2x+4 and x+y=4
Hello,x+y=4==>y=4-xy=-x²+2x+4==>4-x=-x²+2x+4==>x²-3x=0==>x(x-3)=0==>(x=0 and y= 4-0=4 ) or (x=3 and y=4-3=1)(0:4) and (3;1) are the 2 points.
Answer:
The answer is (0, 4) and (3, 1).
Step-by-step explanation:
I took the test and got it right.
