please solve question 20 and 21 Q14) 2x (1+x²) x-(1-x²)(1+x²)(1+x²) (1+x²)+CH+00)(1+x²)" (1+x)"1110+CD)1110121.1015) 11/(x)=x+cosx, xe[0, ], then the function has an inflection point at x A)-# 3r xB) 9)D) #2 2 3Q16) Find the value for a,b it f(x)=ax' +4x²+bx has stationary point atx-1, and inflection point atx=1A) a=-2,b=20B) a=-2,b=-20 Ca=2,b=-20D) a=2,b=20Q17) The slope of the tangent line of the curvex+y=5 at the point (1,-2)- A)5 1(11) G√4x+4- √5x+1x*3Q18) ir f(x)=-x-3and it f(x) is continuous everywhere. Find the value for kkx=3A)3) 1CHOD)630031961DIC)AiQ19) Use local linear approximation to find an approximation value for √8.9B)808060(20) If the graph of the function f(x) is stretched vertically by a factor 2 and then translated 4 units left, then the equation of the new fo(A) 2/(x-4)()/(x+4)((x+2) (D) 2/ (x+4)A) cos xsin xBi secx©r+cosxD300s021) Which of the following is an odd function[2,00)D)022) Find the range for the function f(x)=2-3√/4-xat A1 (-0,2]COS.X3023) limB)D) 1C) 021-4(24) Find /(x),(x)=(1)=-2 (1-+1(11)(C)(D)(25) The graph of the function f(x) is shown in the following figure Find an jenerval in which f'0, and f*0(A) [a,b]. (n) [b,d]~/(x)(0) [b.c](D) [a,c]dy(26) If y=sin(-0).find(A) 3sin' (-0) (B) -3sin (-0) cos(-0) (c)-2cos' (-0) ado(27) Which of the following figures has (Critical point, Stationary point, Relative minimum) at XX(A)(B)(C)(D)AACA Q14) [2x¹(1+x²)" dx-A) (1+x¹)¹¹+C B)+()111010Q15) f f(x)=x+cosx, xe [0, z], then the function has an inflection point at x A) "11)Q16) Find the value for a, b it f(x)=ax' +4x²+bx has stationary post at x-1, and inflection poimA) a=-2,b=20B) a=-2,b=-20 C) a=2,b=-20D) a=2,b-20Q17) The slope of the tangent line of the curve x² + y²-5 at the point (1,-2)-4) 2√√4x+4-√√5x+1Q18) if f(x)=**3x-3and if f(x) is continuous everywhers. Find the value forkB) 1COD)8300Q19) Use local linear approximation to find an approximation value for √8.93196A)B)01808060(20) If the graph of the function f(x) is stretched vertically by a factor 2 and then translated 4 units left, then the equatA) 2/(x-4)3)(x-4)((x-2)(0)/(x+2) (0) 2/(x+4)021) Which of the following is an odd functionAl cos.xsin xsecxc) x² +cox co022) Find the range for the function f(x)=2+3√4-xaA) (-0,2]B) (-2,5]cos.r1023) limA)D)C) 0Dj 13-452x-n9:24) Find f(x)./'(x) =f(1) =-2 (4) +1(D)(1) +1 (0)4x(25) The graph of the function f(x) is shown in the following figure Find an interval in which 0, and/"0-M(A) [a,b]. (B) [b.d](D) [a,c][b.c]dyCty=sin(2-0).find (A) 3sin¹ (-0) (B)-3sin' (-0) cos(-0) (0)-2000 (2-0)40(27) Which of the following figures has ( Critical point, Stationary point, Relative mira(9)(A)(B)AM

Question

please solve question 20 and 21 Q14) 2x (1+x²) x-(1-x²)(1+x²)(1+x²) (1+x²)+CH+00)(1+x²)&#34; (1+x)&#34;1110+CD)1110121.1015) 11/(x)=x+cosx, xe[0, ], then the function has an inflection point at x A)-# 3r xB) 9)D) #2 2 3Q16) Find the value for a,b it f(x)=ax' +4x²+bx has stationary point atx-1, and inflection point atx=1A) a=-2,b=20B) a=-2,b=-20 Ca=2,b=-20D) a=2,b=20Q17) The slope of the tangent line of the curvex+y=5 at the point (1,-2)- A)5 1(11) G√4x+4- √5x+1x*3Q18) ir f(x)=-x-3and it f(x) is continuous everywhere. Find the value for kkx=3A)3) 1CHOD)630031961DIC)AiQ19) Use local linear approximation to find an approximation value for √8.9B)808060(20) If the graph of the function f(x) is stretched vertically by a factor 2 and then translated 4 units left, then the equation of the new fo(A) 2/(x-4)()/(x+4)((x+2) (D) 2/ (x+4)A) cos xsin xBi secx©r+cosxD300s021) Which of the following is an odd function[2,00)D)022) Find the range for the function f(x)=2-3√/4-xat A1 (-0,2]COS.X3023) limB)D) 1C) 021-4(24) Find /(x),(x)=(1)=-2 (1-+1(11)(C)(D)(25) The graph of the function f(x) is shown in the following figure Find an jenerval in which f'>0, and f*>0(A) [a,b]. (n) [b,d]~/(x)(0) [b.c](D) [a,c]dy(26) If y=sin(-0).find(A) 3sin' (-0) (B) -3sin (-0) cos(-0) (c)-2cos' (-0) ado(27) Which of the following figures has (Critical point, Stationary point, Relative minimum) at XX(A)(B)(C)(D)A>ACA Q14) [2x¹(1+x²)&#34; dx-A) (1+x¹)¹¹+C B)+()111010Q15) f f(x)=x+cosx, xe [0, z], then the function has an inflection point at x A) &#34;11)Q16) Find the value for a, b it f(x)=ax' +4x²+bx has stationary post at x-1, and inflection poimA) a=-2,b=20B) a=-2,b=-20 C) a=2,b=-20D) a=2,b-20Q17) The slope of the tangent line of the curve x² + y²-5 at the point (1,-2)-4) 2√√4x+4-√√5x+1Q18) if f(x)=**3x-3and if f(x) is continuous everywhers. Find the value forkB) 1COD)8300Q19) Use local linear approximation to find an approximation value for √8.93196A)B)01808060(20) If the graph of the function f(x) is stretched vertically by a factor 2 and then translated 4 units left, then the equatA) 2/(x-4)3)(x-4)((x-2)(0)/(x+2) (0) 2/(x+4)021) Which of the following is an odd functionAl cos.xsin xsecxc) x² +cox co022) Find the range for the function f(x)=2+3√4-xaA) (-0,2]B) (-2,5]cos.r1023) limA)D)C) 0Dj 13-452x-n9:24) Find f(x)./'(x) =f(1) =-2 (4) +1(D)(1) +1 (0)4x(25) The graph of the function f(x) is shown in the following figure Find an interval in which >0, and/&#34;>0-M(A) [a,b]. (B) [b.d](D) [a,c][b.c]dyCty=sin(2-0).find (A) 3sin¹ (-0) (B)-3sin' (-0) cos(-0) (0)-2000 (2-0)40(27) Which of the following figures has ( Critical point, Stationary point, Relative mira(9)(A)(B)AM

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local linear (20) 1f the graph of the function f(x) is stretched vertically by a factor 2 and then translatod 4 units left, then the equation of the new fa (A) 2/(x-4) (18) (/(x+2) (0) 2/(x+4)