The answer is 2 hours because from 5 to 7 the temperature was raising <span />
Answer:
y= 3/2x-4 I think this is right.
Step-by-step explanation:
Answer:
-5x^2+10x-12
Step-by-step explanation:
(-4x^2+3x-7)-(x^2-7x+5)
-4x^2-x^2+3x-(-7x)-7-5
-5x^2+3x+7x-12
-5x^2+10x-12
r = s i n 2 θ , r = c o s 2 θ.