7. Find the value of (3x3) × (-5xy2) (2x2yzº)
for x = 1, y = 2 and z = 3.
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Answer:
-1440
Step-by-step explanation:
( 3 × 3 ) × ( -5xy2 ) ( 2x2yz° )
=> ( 9 ) × ( -5 × 1 × 2 × 2 ) ( 2 × 1 × 2 × 2 × 1 )
=> 9 × ( -20 ) × 8
=> -1440
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