Question

3. In the following equations, find whether variables x, y, z etc. represent rational or irrational
numbers
1) X²= 7
ii) y2 = 16
iii) z² = 0.02
iv)u²=17/4
v) w² = 27
vi) t⁴= 256​

Answer 1

Step-by-step explanation:

• X irrational as X=+-√7
• y is rational as y= +4, -4
• z is irrational
• u is irrational
• w is irrational
• t is rational