Question

Calculati: M.p. 136 cl(vi) punctele e,f,g,h,i,j,k,l,m,n,o,p
e)2pe15-3pe10=?
f)(-)1pe15+2pe5+?
g)(-)3pe7(-)20pe21=?
h)5pe6-3pe8=?
i)-3 1pe12-(-1pe6)=?
j)(-)2 3pe8 (-)1 7pe10=?
k)(-)5 1pe4+1 1pe8=?
l)4 3pe7-8 9pe14=?
m)(-)2 3pe4-(-3 2pe5)=?
n)3 7pe9-1 1pe12=?
o)2 5pe8-3 5pe6=?
p)(-)1 3pe4+2 7pe8=?
Terog ajutama!!!!!!!!!!!!!!!!!!!!11
0

Answer 1

e)=4pe30-9pe30=-5pe30=-1pe6
f)=1\4 (amplificam prin 5)+2\5(amplificam prin 4)=5\20+8\20=13\20
g)-3/7(amplificam cu 3)-20/21(amplificam cu 1)=9/21+(-20/21)=-29/21
h)5/6(amplific cu 8)-3/8(amplif ci 6)=45/48-18/48=9/24³=3/8
i)=¹37/12-(-²1/6)=37/12+(-2/12)=35/12