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Tìm x, biết:
\(\left(\frac{2}{11.13}+\frac{2}{13.15}+...+\frac{2}{19.21}\right).462-\left[2,04:\left(x+1,05\right)\right]:0,12=19\)
Tìm x biết:
\(\left(\frac{2}{11.13}+\frac{2}{13.15}+...+\frac{2}{19.21}\right).462-\left[2,04:\left(x+1,05\right)\right]:0,12=19\)
Tìm x biết:
\(\left(\frac{2}{11.13}+\frac{2}{13.15}+...+\frac{2}{19.21}\right).462-\left[2,04:\left(x+1,05\right)\right]:0,12=19\)
Tìm x:
a) (\(\frac{2}{11.13}+\frac{2}{13.15}+........+\frac{2}{19.21}\) ) . 462 - [2,04 : (x + 1,05)] : 0,12 = 19
b) 2x + 624 = 5y
GIẢI BÀI RA GIÚP VỚI
tìm X biết
\(\left(\frac{x}{11.13}+\frac{2}{13.15}+...+\frac{2}{19.21}\right)-462-\left[0.04:\left(x+1,05\right)\right]:0,12=19\)
(2/11.13+2/13.15+.......+2/19.21).462 -{2,04:(x+1,05):0,12=19
tìm x biết
\(\left(\frac{x}{11.13}+\frac{2}{13.15}+...+\frac{2}{19.21}\right)-462-\left[0,04:\left(x+1,05\right)\right]:0,12=19\)19
ai nhanh mik tick, help me
Tim x
(2/11.13+2/13.15+...+2/19.21).462-[2,04:(x+1,05)]:0,12=19
Tìm x
( \(\frac{2}{11.13}\)+ \(\frac{2}{13.15}\)+....... + \(\frac{2}{19.21}\)) 462 -[ 2,04 : ( x+1,5] : 0,12 = 19