If a=11,b=-7 find the value of 9a square +30ab+25b square
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kusharora545:
Answer is 4
mere hisab se answer sehi hai
lekin main -7 ko 7 liya tha isliye answer galat aya
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✨ Hello ✨
a= 11 and b = -7
So the value of the given equation,
9a²+30ab+25b² is:
9(11)²+30(11)(-7)+25(-7)²
9×121+30(11)(-7)+25(-7)²
1089-2310+25(-7)²
1089-2310+25(49)
1089-2310+1225
1089-1085
4
The value of the given equation is 4.
⚪⚪Hope it helps ⚪⚪
a= 11 and b = -7
So the value of the given equation,
9a²+30ab+25b² is:
9(11)²+30(11)(-7)+25(-7)²
9×121+30(11)(-7)+25(-7)²
1089-2310+25(-7)²
1089-2310+25(49)
1089-2310+1225
1089-1085
4
The value of the given equation is 4.
⚪⚪Hope it helps ⚪⚪
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