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19. The equation sin a csc r A. is an identity B. has no solution C. has two solutions with the interval O≤INT D. has two solutions within the interval 0≤x≤ 2T. 20. In logarithmic form, the exponential equation y = 5 will become log 5y C. r= log, y D. y = log5 . 21. Let f(x) = r² and g(x) = sin r. The composite function (fog)(r) is equal to B. ²2 sin(x) C. (sin(x))2 D. x sin(x²). A, y = log 5r B. I = 22. Using the compound angle formula, which of the following is equivalent to cos(r+T)? A. cos T C. - cos x D. - sin r. A. sin(1²) B. sin r

19. The equation sin a csc r A. is an identity B. has no solution C. has two solutions with the interval O≤INT D. has two solutions within the interval 0≤x≤ 2T. 20. In logarithmic form, the exponential equation y = 5 will become log 5y C. r= log, y D. y = log5 . 21. Let f(x) = r² and g(x) = sin r. The composite function (fog)(r) is equal to B. ²2 sin(x) C. (sin(x))2 D. x sin(x²). A, y = log 5r B. I = 22. Using the compound angle formula, which of the following is equivalent to cos(r+T)? A. cos T C. - cos x D. - sin r. A. sin(1²) B. sin r

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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19. The equation sin a csc z A. is an identity B. has no solution C. has two solutions with the interval O≤ ≤T D. has two solutions within the interval 0≤x≤ 2T. 20. In logarithmic form, the exponential equation y = 5 will become log 5y C. x = log5 y I= D. y = log5 ™. sill. The composite function (fog)(z) is equal to 21. Let f(x) = r² and g(x) B. r² sin(r) C. (sin(x))2 D. x sin(x²). A, y = log 5r B. I = 22. Using the compound angle formula, which of the following is equivalent to cos(x+)? A. CosI C. - cos r D. - sin r. A. sin(1²) B. sin r
Transcribed Image Text:19. The equation sin a csc z A. is an identity B. has no solution C. has two solutions with the interval O≤ ≤T D. has two solutions within the interval 0≤x≤ 2T. 20. In logarithmic form, the exponential equation y = 5 will become log 5y C. x = log5 y I= D. y = log5 ™. sill. The composite function (fog)(z) is equal to 21. Let f(x) = r² and g(x) B. r² sin(r) C. (sin(x))2 D. x sin(x²). A, y = log 5r B. I = 22. Using the compound angle formula, which of the following is equivalent to cos(x+)? A. CosI C. - cos r D. - sin r. A. sin(1²) B. sin r
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