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3 years ago

15

Please solve these sumsfor 10 points

2 answers:

il63 [147K]3 years ago

6 0

Answer:

hope its helpful for you

laila [671]3 years ago

3 0

Answer:

(i) = 3

(ii) = 20

Step-by-step explanation:

x = 1

y = -2

z = -1

(i) 4x - 3y + 7z

4(1) - 3(-2) + 7(-1)

4 + 6 - 7 = 3

(ii) 2x³ - 6y²z + 3xyz²

2(1)³ - 6(-2)²(-1) + 3(1)(-2)(-1)²

2 + 24 - 6 = 20

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