Menu Close

Category: Algebra

1-64-5-3-1-3-

Question Number 76213 by Emmanuel_N last updated on 25/Dec/19 $$\left(\frac{\mathrm{1}}{\mathrm{64}}×\mathrm{5}^{−\mathrm{3}} \right)^{−\frac{\mathrm{1}}{\mathrm{3}}} \\ $$ Answered by MJS last updated on 25/Dec/19 $$=\left(\mathrm{4}^{−\mathrm{3}} ×\mathrm{5}^{−\mathrm{3}} \right)^{−\frac{\mathrm{1}}{\mathrm{3}}} =\left(\mathrm{20}^{−\mathrm{3}} \right)^{−\frac{\mathrm{1}}{\mathrm{3}}}…

given-that-x-y-R-solve-1-x-2y-i-2x-3y-5-4i-2-x-iy-7-5i-9-4i-

Question Number 10675 by niraj last updated on 22/Feb/17 $${given}\:{that}\:{x},{y}\in{R}\:{solve}. \\ $$$$\left(\mathrm{1}\right)\:\left({x}+\mathrm{2}{y}\right)+{i}\left(\mathrm{2}{x}−\mathrm{3}{y}\right)=\mathrm{5}−\mathrm{4}{i} \\ $$$$\left(\mathrm{2}\right)\:\left({x}+{iy}\right)×\left(\mathrm{7}−\mathrm{5}{i}\right)=\mathrm{9}+\mathrm{4}{i} \\ $$ Commented by niraj last updated on 22/Feb/17 $${sir}\:{answer}\:{please} \\…

Question-76176

Question Number 76176 by Master last updated on 24/Dec/19 Commented by mr W last updated on 24/Dec/19 $$\left(\mathrm{3}{x}+\mathrm{1}\right)\mathrm{8}^{{x}} =\mathrm{6} \\ $$$$\left(\mathrm{3}{x}+\mathrm{1}\right)\mathrm{2}^{\mathrm{3}{x}} =\mathrm{6} \\ $$$$\left(\mathrm{3}{x}+\mathrm{1}\right)\mathrm{2}^{\mathrm{3}{x}+\mathrm{1}} =\mathrm{12}…