Question

simplify √50+√98--√162

Answer 1

Hello friend ,
Your answer
-------------------
√50=5√2
√98=7√2
√162=9√2
50+√98--√162
= 5√2+7√2+9√2
= 21√2

hope it helps
# Sethrollins1

Answer 2

Hello,
we have that:
√50=√(2×25)=5√2;
√98=√(2×49)=7√2 ;
√162=√(2×81)=9√2

then:
√50+√98-(-√162);
= 5√2 + 7√2 +9√2;
= (5 +7+9) √2;
=21√2

bye :-)