If X = 2, Y = 5 and Z = 4, Find the Value of the Following: Xy ÷ Y2z

If x = 2, y = 5 and z = 4, find the value of the following:

xy ÷ y²z

Sum

`"xy"/("y"^2"z")="x"/("y"^(2-1)"z")="x"/"yz"=2/(5xx4)=1/10`

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Fill in the blank, when:
x = 3, y = 6, z = 18, a = 2, b = 8, c = 32 and d = 0.

xy − bd = ..............

Find the value of 3x³ – 4x² + 5x – 6, when x = − 1.

Simplify:

10m + (4n − 3n) − 5n

Simplify:

a − (a − b − c)

Simplify:

`5{"a"^2-"a"("a"-overline("a"-2))}`

Fill in the blank:

3m − 2n + 6 = 6 − (............)

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