If a - b-a2-b2- then the value of 4 - 5 - 3 isa 42-52-32b 4-52-32c 412-32d 4-5-32

(c) 412+32 nbsp; Given: a * b = a2 + b2 4 #160;* #160;5 #160;* #160;3=42+52 #160;* #160;3 #160; #160; #160; #160; #160; #160; #160; ...

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Byju's Answer

Standard XII

Mathematics

Method of Intervals

If a * b=a2+b...

Question

If a * b = a² + b², then the value of (4 * 5) * 3 is
(a) (4² + 5²) + 3²
(b) (4 + 5)² + 3²
(c) 41² + 3²
(d) (4 + 5 + 3)²

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Solution

(c) $(41^{2} + 3^{2})$

Given: a * b = a² + b²
$(4 * 5) * 3 = (4^{2} + 5^{2}) * 3 = {(4^{2} + 5^{2})}^{2} + 3^{2} = 41^{2} + 3^{2}$

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If a * b = a2 + b2, then the value of (4 * 5) * 3 is (a) (42 + 52) + 32 (b) (4 + 5)2 + 32 (c) 412 + 32 (d) (4 + 5 + 3)2

(c) 412+32 Given: a * b = a2 + b2 4 * 5 * 3=42+52 * 3 =42+522+32 =412+32

If a * b = a² + b², then the value of (4 * 5) * 3 is
(a) (4² + 5²) + 3²
(b) (4 + 5)² + 3²
(c) 41² + 3²
(d) (4 + 5 + 3)²

(c) $(41^{2} + 3^{2})$

Given: a * b = a² + b²
$(4 * 5) * 3 = (4^{2} + 5^{2}) * 3 = {(4^{2} + 5^{2})}^{2} + 3^{2} = 41^{2} + 3^{2}$