Answer
Step by step text solution for Find the value of the following expressions when n = – 2. 5n^2 + 5n – 2 by MATHS experts to help you in doubts & scoring excellent marks in Class 7 exams.
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PSEB-Algebraic Expressions-EXAMPLE
- Find the values of the following expressions for x = 2. 100 – 10x^3
01:05
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- Find the value of the following expressions when n = – 2. 5n – 2
00:52
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- Find the value of the following expressions when n = – 2. 5n^2 + 5n –...
01:17
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- Find the value of the following expressions when n = – 2. n^3 + 5n^2 +...
02:46
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- Find the value of the following expressions for a = 3, b = 2. a + b
00:46
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- Find the value of the following expressions for a = 3, b = 2. 7a – 4b
00:54
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- Find the value of the following expressions for a = 3, b = 2. a^2 + 2...
01:10
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- Find the value of the following expressions for a = 3, b = 2. a^3 – b^...
01:07
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- If m = 2, find the value of: m – 2
00:34
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- If m = 2, find the value of: 3m – 5
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- If m = 2, find the value of: 9 – 5m
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- If m = 2, find the value of: 3m^2 – 2m – 7
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- If m = 2, find the value of: (5m)/2– 4
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- If p = – 2, find the value of 4p + 7
00:48
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- If p = – 2, find the value of – 3p^2 + 4p + 7
01:44
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- If p = – 2, find the value of – 2p^3 – 3p^2 + 4p + 7
01:45
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- Find the value of the following expressions, when x = –1: 2x – 7
00:54
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- Find the value of the following expressions, when x = –1: – x + 2
00:47
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- Find the value of the following expressions, when x = –1: x^2 + 2x + 1
01:04
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- Find the value of the following expressions, when x = –1: 2x^2 – x – 2
01:13
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