MTH 102 TMA 2 SOLUTIONS 2019

MTH 102 TMA 2 SOLUTIONS

1. Differentiate y = 3 √(x)2
 (2x –x2
)
Answer (A)

2. Evaluate the limit
Lim t- √ 3+4
T 4 4 – t
Answer (B)

3. Evaluate
Lim 2 (-3 + h)2
 – 18
h 0 h
Answer (A)

4. Given y(x) = x4
 – 4x3
 + 3x2
 – 5x
Evaluate d4y
 dx4
Answer (C)

5. Evaluate the limit
Lim x2
 – 5t – 9
X ∞ 2X4
 + 3X2
Answer (C)

6. Given 2x5
 + x2
 – 5 Find dy
 t2
 dx
Answer (D)

7. Find the derivative (fx) = 2x2
 – 16x + 35 by using the first principle
Answer (B)

8. Differentiate with respect to x
F(x) = (ax3
 + bx)
Answer (D)

9. Evaluate the limit
Lim 2x4
 – x2
 + 8x
X ∞ - 5x4
 + 7
Answer (B)

10. Evaluate the limit
Lim 6e4z – e -2x
X ∞ 8e4x – e2x + 3e-x
Answer (A)