4 years ago

Please answer need help :)

Mathematics

2 answers:

netineya [11]4 years ago

7 0

Answer:

112

Step-by-step explanation:

tatuchka [14]4 years ago

7 0

Answer:

112

Step-by-step explanation:

7² = 7 * 7 = 49

4² = 4 * 4 = 16

7² + 3(4² + 3 + 2) = 49 + 3(16 + 3 + 2)

= 49 + 3 * 21

= 49 + 63

= 112

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