1.Find the perimeter of a rectangle whose length is 5 cm and width is 3 cm.
2. What is the value of 3ab when a=2 and b =4.
3. What polynomial must be added to 5x-7 to obtain zero polynomial?
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1.Find the perimeter of a rectangle whose length is 5 cm and width is 3 cm.
2. What is the value of 3ab when a=2 and b =4.
3. What polynomial must be added to 5x-7 to obtain zero polynomial?
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Answer:
1. 16
2. 24
3.
Step-by-step explanation:
1. P=2(l +w )
=2(5 +3)
=2(8)
=16
2. 3ab
=3(2) (4)
=3 (8)
=24
3. ----
Answer:
1. 16 cm
2. 24
3. -5x
Step-by-step explanation:
1. formula ng perimeter ng rectangle ay 2L +2w
so 2(5) + 2(3)
2. substitute mo value ng a and b so 3×2×4
3. tanggalin mo 5x