Answer:
False
Step-by-step explanation:
Hello,
f(x)=7x²+42x=7(x²+2*3x+9)-63=7(x+3)²-63.
Answer:
z=62°, you can't find x with the information given.
Answer: factorise the equation 49x^2+70x+25
Step-by-step explanation:
49x^2+70x+25
(7x)^2+2*7x*5+(5)^2
(7x+5)(7x+5)
therefore the sides of the square are (7x+5)(7x+5)
Answer:
ZP=66
Step-by-step explanation:
Quadrilateral WXYZ is a rectangle. Diagonals WY and ZX intersect at P. If PY=3x−5 and WP=2x+11, find the value of ZP.
