A) x * y = 48
B) x -y = 8
A) x = 48/y then substituting this into B)
B) 48/y -y = 8
B) 48 -y^2 = 8y
B) y^2 + 8y - 48 =0
x = 4 y = 12
12*4 = 48
12 -4 = 8
Answer:
-7/13
Step-by-step explanation:
To find the reciprocal of a number, either divide the number by 1 or switch the numerator and denominator
Step-by-step explanation:
answer is attached as image
Answer:
c. both functions are positive and increasing on interval
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