What algebraic expression must be added to the sum of 3x2 +4x+8 and 2x2−6x+3 to give 9x2−2x−5 as the result?
1 answer:
Answer:

Step-by-step explanation:
-This is an addition/subtraction problem.
#We subtract the sum of the first two expression from the third expression:

Hence, the expression
must be added to the first two.
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Step-by-step explanation:
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F^1(-2) = 2(-2) = -4
f(-4) = 1/2 * -4 = -2
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You need to do 175 divided by 3.
Answer:
45 minutes
Step-by-step explanation:
1.5 × (30 min) = 45 min
It took Kyle 45 minutes to run the race.