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Positive numbers satisfy x y=24
MATHEMATICS · Subjective · GCSE · Mathematics · Number · Number
Problem
Positive numbers
x
,
y
,
z
x, y, z
x
,
y
,
z
satisfy
x
y
=
24
,
x
z
=
48
,
y
z
=
72
x y=24, \quad x z=48, \quad y z=72
x
y
=
24
,
x
z
=
48
,
y
z
=
72
Compute
x
+
y
+
z
x+y+z
x
+
y
+
z
.
Related theory
Solving Quadratic Equations
Quadratic Equations
Ratio and Proportion
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