Find the real solutions by factoring.
4x^3=7x^2
If y=7x^3-4x /4x^2 +8 Then dy/dx = ??? The answer is 7x^4 + 46x^2 -8 / 4 (x^2+2)^2 but, what are the steps to get this answer.?
17. Solve by factoring: x2 - 4x – 21= 0 The two possible solutions po- form of x = a and x = b. Evaluate a2 + b2 + a + b = [A] 68 [B] 62 [C] 54 [D] 432 [E] None of these
find the quotient and reminder using synthetic division 2x^4+5x^3+4x^2+7x+9/x+0.5
10. Find all solutions of the equation 4x +1-vx-2 3.
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
3. Use implicit differentiation to find dy/da where 4x® - 7x*y2 = 3y - 6. Find the equation of the tangent line at the point (1, -1)
Q-2: a) Find the limts of: 1: lim (x cotx) sin 7x 2: lim 4x x²+x-2 3: lim x-x (9 marks) b) Find the derivative of the functions: 1- y= In tanh 2x 2- y = cseh (x+1) (6marks)
Find the derivative of the function. 4x-9 y= 7x+4 The derivative i
12. Find all solutions with 0 <I<27: sec r = -2 13. Find all real solutions: sin r 2 14. Find all real solutions: 3 tan (3x) + 1 = 0
Petra is practicing factoring by grouping. She wants to factor the polynomial 16xy - 4x2 + 28y – 7x. Her work is shown below. 16xy - 4x2 + 28y – 7x 4x(4y - x) +7(4y - x) (4x + 7)(4y - x) Which statements regarding Petra's work are true? There may be more than one correct answer. Select all correct answers. Petra is correct. | The product of Petra's factors is not the original polynomial. | The monomial 4x is...