Question

simplify

$8 \sqrt{242} - 5 \sqrt{50} + 3 \sqrt{98}$
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Answer 1

Answer: 84√2

Step-by-step explanation:

√242 = √(2x11x11) = 11√2

√50 = √2x5x5 = 5√2

√98 = √2x7x7 = 7√2

Using these,

8√242 - 5√50 +3√30

= 8x11√2 - 5x5√2 + 3x7√2

= 88√2 - 25√2 + 21√2

=88√2 - 4√2

= 84√2