Decide whether the relation is a function.{(-9, 6), (-9, -8), (2, 5), (3, 7), (10, -6)}
A. Function
B. Not a function
Answer: B
Mathematics
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Simplify.
A. 487
B. 
C. 
D. 3
Mathematics
Solve the problem.On Anne's bicycle, the ratio of pedal turns to rear-wheel turns in second gear is 4 to 7. If her rear wheel turns 756 times per mile, how many times does she turn the pedal in one mile?
A. 1323 times B. 760 times C. 432 times D. 763 times
Mathematics
Using synthetic division, determine whether the numbers are zeros of the polynomial.6, 2; f(x) = x3 - 9x2 + 24x - 20
A. No; no B. Yes; no C. Yes; yes D. No; yes
Mathematics
Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x5 + 5x4 - 6x3 - 30x2 + 8x + 40
A. {-5, -2, 2, -
, 
}
B. {-2, 0, 2, -
, 
}
C. {-5, -2, 0, 2, 
}
D. {-2, 2, 5, -
, 
}
Mathematics