F(-2)=1 the value for y when x=-2 is 1
Answer:
x = 0 and y = 4
x = 4 and y = 0
thus: 2 solutions
Step-by-step explanation:
12000 > 3000+25x Or you can write it out as (12000-3000)/25=x
ANSWER
D. 25 feet
EXPLANATION
The height of the wall,h, the taut wire and the distance from the base of the pole to the point on the ground, formed a right triangle.
According to the Pythagoras Theorem, the sum of the length of the squares of the two shorter legs equals the square of the hypotenuse.
Let the hypotenuse ( the length of the ) taught wire be,l.
Then