规定一种新运算:a※b=a的2次方-b的2次方,
1:2※【-3】的值;
=2²-(-3)²
=4-9
=-5;
2:[-3]※2※[-1]的值
=[(-3)²-2²]※[-1]
=5※[-1]
=5²-(-1)²
=25-1
=24;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,
规定一种新运算:a※b=a的2次方-b的2次方,
1:2※【-3】的值;
=2²-(-3)²
=4-9
=-5;
2:[-3]※2※[-1]的值
=[(-3)²-2²]※[-1]
=5※[-1]
=5²-(-1)²
=25-1
=24;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,