11x1-10=
9/11x1/3
\(\dfrac{9}{11}\) x \(\dfrac{1}{3}\) = \(\dfrac{3}{11}\)
11x9+11x1+11x89+11=
11 * 9 +11 * 1 + 11 * 89 +11
=99 + 11 + 979 + 11
= 110 + 990
=1100
11x1
32x7
90x2
12x42
11x1=11
32x7=224
90x2=180
12x42=504
k mk nha!!!
11x1=11
32x7=224
90x2=180
tíck cho mik thì mik sẽ tíck lại
11x1=? 11x2=? 11x3=? 11x3=? 11x4=? 11x5=? 11x6=? 11x7=? 11x8=? 11x9=? 11x10=?
11;22;33;44;55;66;77;88;99;110
11 22 33 44 55 66 77 88 99 110 nha e
11 22 33 44 55 66 77 88 99 100
4/3x1/7+4/7x1/11+4/11x1/15+4/15x1/19=?
1/101x1+1/102x2+.....+1/103x3)xX=1/11x1+1/2x12+....+1/100.110
tinh tong 2005 chu so dau tien sau dau phay cua M khi M duoc viet duoi dang so thap phan biet :M=1/11x1/11x...x1/11.co 2005 thua so
giup minh voi nhe
10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 = ?
10+10+10+10+10+10+10+10+10+10+10+10+10+10+10+1+1+1+1=?