suppose x=1 and y = -1 find the value of the following
-5y square + 5x
suppose x=5 and y =2 find the value of the following
-5y square +5x
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Answer:
(a) In case, x = 1 and y = -1
• -5y² + 5x
= -5 × ( -1 )² + 5 × 1
= -5 × 1 + 5 × 1
= -5 + 5
= 0.
Answer for the first one is 0.
(b) In case, x = 5 and y = 2
• -5y² + 5x
= -5 × ( 2 )² + 5 × 5
= -5 × 4 + 5 × 5
= -20 + 25
= 5.
Answer for the second one is 5.
Step-by-step explanation:
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