Answer: d. (17, 20)
Step-by-step explanation:
We have the following system of equations:
(1)
(2)
Isolating
from (1):
(3)
Substituting (3) in (2):
(4)
Isolating
:
(5)
(6)
(7)
Substituting (7) in (1):
(8)
Isolating
:
(9)
Hence, the correct option is d. (17, 20)
Answer:
X=-8
Step-by-step explanation:
4x+4=-32
Add -4 to both sides
4x=-32
decide both sides by 4
x=-8
Answer:
The correct answer is C.
Step-by-step explanation:
The given equation is;

This implies that;


Let us write in Cartesian coordinates by substituting;



Square both sides;

This implies that;



This is an equation of a parabola that opens upwards with a y-intercept of
.
The correct choice is C