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प्रश्न
If x = 2, y = 5 and z = 4, find the value of the following:
xy ÷ y2z
बेरीज
उत्तर
`"xy"/("y"^2"z")="x"/("y"^(2-1)"z")="x"/"yz"=2/(5xx4)=1/10`
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Concept of Substitution
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संबंधित प्रश्न
State true and false:
The value of 2x – 3 = 1, when x = 0
If x = 2, y = 5 and z = 4, find the value of the following:
`("x"^2"y"^2"z"^2)/"xz"`
Evaluate:
(23 – 15) + 4
Evaluate:
(9a – 3a) + 4a
Simplify:
a − (a − b − c)
Simplify:
25y − (5x − 10y + 6x − 3y)
Insert the bracket as indicated:
a − 3b + 5c = a − (..............)
Insert the bracket as indicated:
ab + 2bc − 3ac = 2bc − (...............)
If x = a2 – bc, y = b2 – ca, and z = c2 – ab; find the value of ax + by + cz
Simplify:
3x – 8 (5x – 10)
