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1). 7³+2³=
2). 88+81×2-7=
7³ + 2³
= (7 × 7 × 7) + (2 × 2)
= 343 + 4
= 347
88 + 81 × 2 - 7
= 88 + 162 - 7
= 250 - 7
= 243
Jawaban:
7³ + 2³
=(7x7x7)+(2x2x2)
=(49x7)+(4x2)
=343+8
=351
88+81x2-7
=(81x2)
=162
88+162
11
162
88
-----+
250-7
=243
