Question

X + 2x²y + y, using x = 2 and y = 4

Answer 1

Answer: 38

Explanation:

(2) + (2(2*2)(4)) + (4)

2+ (2*16) + 4

2+32+4

38

Answer 2

38

Explanation:

Evaluate x + 2 x^2 y + y where x = 2 and y = 4:

x + 2 x^2 y + y = 2 + 2×2^2×4 + 4

2^2 = 4:

2 + 2×4×4 + 4

2×4 = 8:

2 + 8×4 + 4

8×4 = 32:

2 + 32 + 4

| 3 | 2

| | 4

+ | | 2

| 3 | 8:

Answer: 38