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प्रश्न
x + (−x) = 0
विकल्प
True
False
उत्तर
x + (−x) = 0 - True
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संबंधित प्रश्न
Constant is only 8 other is variable 12 – 5 z – 4
Write the coefficient of: z2 in p2yz
Write the degree of the following polynomial: – 8mn6+ 5m3n
Write numerical co-efficient of the following: 2 x2y
Simplify: 25zy—8zy—6zy
Find the sum of: 3a + 5b + 2c, 2a + 3b-c and a + b + c.
Find the sum of: 11 and -by
Subtract the second expression from the first:
5a + b, - 6b + 2a
Subtract the second expression from the first:
p + 2, 1
Enclose the given term in bracket as required:
x2 – xy2 – 2xy – y2 = x2 – (……..)
Simplify: 9x + 5 – [4x – {3x – 2 (4x – 3)}]
Simplify: `"p"^2 - ["x"^2 - {"x"^2 - ("q"^2 - bar("x"^2 - "q"^2)) - "2y"^2}]`
Simplify: `7"a" ["8a" - (11"a" - (12"a" - bar"6a - 5a"))]`
The number of terms in the expression 3ab + 4c – 9 is __________
The numerical co-efficient of the term −xy is __________
Volume of a rectangular box with length 2x, breadth 3y and height 4z is ______.
Identify the numerical coefficient of term (other than constant) in the following expression:
100m + 1000n
Factors of –5x2y2z are ______.
– a – b – c is same as – a – (______).
4p is the numerical coefficient of q2 in –4pq2.
