Find the following. 5/2 3/2 f'(4) if f(x) = 9x -7x O A. 159 OB. 96...
Find the equation of the tangent line at x = 7 for f(x) = 6 - x? Write the answer in the form y=mx+b. O A. y = - 2x OB. y = 14x -55 OC. y = - 14x +55 OD. y = 7x +55 Click to select your answer.
Suppose the derivative off exists, and assume that f(4) = 4 and f'(4)=5. Let g(x) = x2 -f(x) and h(x) = f(x) X-5 Complete parts (a) and (b) below. a. Find an equation of the line tangent to y = g(x) at x = 4. Choose the correct answer below. O A. y -64 = 112(x-4) B. y -4 = 5(x-4) OC. y-64 = 40(x-4) OD. y - 4 = 112(x-4) b. Find an equation of the line tangent to...
Find f (x,y). f(x,y)= e - 4x + 3y A. fx(x,y)= -4 e - 4x OB. {x(x,y)= - 4 € -4x+3y OC. fx(x,y) = e -4x+3 OD. fx(x,y) = 3 e - 4x+3y
Select the correct answer. What is the inverse of function f? 3 – I 7 OA. -1(x) = 3 – 7x OB. +(x) = 3 - OC -1(1) = ? OD. 7-1(x) = 74 – 3 7+ I 3 3 Select the correct answer. Find the inverse of function f. f(x) = 12 +7 IN A f(x) = 2x + 3 OB. F'(x) = 2x - 7 OC. (n) = 2x – 14 OD. F'(x) = r - 7 Type...
is shown cos 7x- cos 9x The graph with the equation y sin 7x + sin 9x in a [0,2xx] by [-2.2.1) viewing rectangle a. Describe the graph using another equation b. Verify that the two equations are equivalent D a. Write another equation of the given graph (Type an equation using x as the variable) b. To verify that the two equations are equal, start with the numerator of the right side and apply the appropriate sum-to product formula...
Find fxy(x.y) if f(x,y) = 4x² +6y2 -2. fxy(x,y) = i View an Example Х Find fxy(x,y) if f(x,y) = 13x + 5y-7. To find fxy(x,y), the second partial derivative, we will first find tx(x,y), the first partial derivative with respect to x. To find the derivative of 13x + 52 - 7 with respect to x, treaty as a constant. 6(x,y)-(13x² + 5y? - 7) = 26x To find fxy(x,y), we will differentiate fx(x,y) - 26x with respect to...
1026) Find the derivative of y=(3x^(1/4) - 9x^(1/7)) ^8, when x-5. ans: 1 3 allchr 1028) Find the slope of the tangent to the curve y=6/(4-6x) at xi=4. ans: 1 3 allchr 1030) Find the slope of the tangent to x^2+y^2-11^2 at x1-5 in the first quadrant. This is the equation of a circle ans: 1 3 allchr 1032) y=(x2)/(x+3).Y A /((x+3) B). Find A,B. ans : 2 3 allchr
Use the definition of the fact that f(x) is O(g(x)) to show that: 1. 7x^2 is O(x^2) 2. x^4 + 9x^3 + 4x + 7 is O(x^4) 3. (x^2+1) / (x+1) is O(x) Hint: Try to simplify algebraic expression.
Question 2: Find for the following functions: (1) y=-42x2-3x -! 7x? -5x + 9 (3) y= x+5 (5) Y= 7+3 (y = (3x* + 3x + 2)(x+1) (7) y =(5x + 7x) Page 1 of 2 Question 3: (0) Find the slope of the graph of y=f(x) = 3x - 6x +1 at the point (2,1) (ii) Find the equation of the tangent line to the curve y = f(x) = x*-10x2 + 9 at x=-1 (iii) Find the equation...
Find C(x) if C'(x)=5x2 - 7x+4 and C(6) = 260. + 4x + 2 O A. C(x) = 5x2-3x+ O B. C(x) = 5x2-3x +4x-260 O C. C(x) = 3x + 4x-2 5 7 OD. C(x)= 3x - 3 + 4x + 260 ces ary Click to select your answer