Step-by-step explanation:
Given bi-quadratic equation is:
Substituting
given bi-quadratic equation reduces in the form of following quadratic equation:
Let us factorize the above quadratic equation:
Since square root of a negative number cannot be found, so:

Answer:
Step-by-step explanation:
88 / sides of a square
88 / 4 = 22
each side is 22m
Answer:
B: 0.15
Step-by-step explanation: