Question

What is the value of


`\sqrt{(p { }^(2) } - 4q) \: if \: p = 6 \: and \: q = 5`
​

Answer 1

4

Explanation:

Solving

Step 1: Plug in the values of p and q.

• 
  `√((6^2-4*5))`

Step 2: Solve exponents.

• 
  `√((6*6-4*5))`
• 
  `√((36-4*5))`

Step 3: Solve multiplication.

• 
  `√((36-20))`

Step 4: Subtract 20 from 36.

• 
  `√(16)`

Step 5: Solve square root.

• 
  `√(16) = 4`

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Answer 2

4

Explanation:

Given :-

p = 6

q = 5

√(p² - 4q)

To Find :-

Value of expression after evaluation

Solving :-

= √(6)² - 4(5)

= √36 - 20

= √16

= 4

Solution :-

4