USE FOR MASTERY The total mass of two cows is 96 kilograms,
The mass of one of the cows is at least 20 kilograms more than the other
The mass of the lighter cow is more than 35 kilograms,
What are the three possible masses of the heavier cow? Explain your reasoning
B
I

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First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

1.) 18+5 is one way i’m pretty sure there are others but i can’t think of them right now