Refer to the following functions: p(x) = x2 + 2x – 15 x +1 9(x) x-3 r(x) = v7-x Which of the following statement/s is or are true? i. The composite function roq is defined for all x < 7. Note: roqr[q(x)] ii. The resulting function of the product of p and q is defined for any real number x. iii. The difference quotient p(-2+h)-p(-2) 2 is defined for any real number h exc O i only O ii only O ii only i, ii, and ii

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Refer to the following functions:
p(x) x +2x– 15
x+1
9(x)
xー3
r(x) = v7=x
Which of the following statement/s is or are true?
i. The composite function r q is defined for all x <7. Nole: r qr[q(x)I
ii. The resulfing function of the product of p and a is defined for any real number x.
The difference quotient
p(-2+h)-p(-2)
2 is defined for any real number h except 0.
i.
O i only
O i only
ii only
i, ii, and iii
Transcribed Image Text:Refer to the following functions: p(x) x +2x– 15 x+1 9(x) xー3 r(x) = v7=x Which of the following statement/s is or are true? i. The composite function r q is defined for all x <7. Nole: r qr[q(x)I ii. The resulfing function of the product of p and a is defined for any real number x. The difference quotient p(-2+h)-p(-2) 2 is defined for any real number h except 0. i. O i only O i only ii only i, ii, and iii
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