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Question Number 148155 Answers: 1 Comments: 0

Question Number 148154 Answers: 2 Comments: 0

(√(1! + 2! + 3! + ... + n!)) ∈ N n = ?

$$\sqrt{\mathrm{1}!\:+\:\mathrm{2}!\:+\:\mathrm{3}!\:+\:...\:+\:\boldsymbol{{n}}!}\:\:\in\:\mathbb{N} \\ $$$$\boldsymbol{{n}}\:=\:? \\ $$

Question Number 148151 Answers: 1 Comments: 0

Question Number 148137 Answers: 1 Comments: 0

∫ ((3cos^2 (x)+1)/(sin^5 (x)))dx = ???

$$\int\:\:\frac{\mathrm{3}{cos}^{\mathrm{2}} \left({x}\right)+\mathrm{1}}{{sin}^{\mathrm{5}} \left({x}\right)}{dx}\:=\:??? \\ $$

Question Number 148132 Answers: 1 Comments: 0

Question Number 148144 Answers: 0 Comments: 2

4^x +2x^2 =e^4 Find x

$$\: \\ $$$$\:\:\:\mathrm{4}^{{x}} +\mathrm{2}{x}^{\mathrm{2}} ={e}^{\mathrm{4}} \\ $$$$\:{Find}\:{x} \\ $$

Question Number 148128 Answers: 1 Comments: 0

∫ln(sin(x))dx

$$\int\mathrm{ln}\left(\mathrm{sin}\left(\mathrm{x}\right)\right)\mathrm{dx} \\ $$

Question Number 148118 Answers: 2 Comments: 0

Question Number 148113 Answers: 1 Comments: 0

Question Number 148112 Answers: 0 Comments: 0

Question Number 148109 Answers: 0 Comments: 0

x^(√2) + x − 3 = 0 x ∈ R, x = ?

$$\:\boldsymbol{\mathrm{x}}^{\sqrt{\mathrm{2}}} \:+\:\boldsymbol{\mathrm{x}}\:−\:\mathrm{3}\:=\:\mathrm{0} \\ $$$$\: \\ $$$$\:\boldsymbol{\mathrm{x}}\:\in\:\mathbb{R},\:\:\boldsymbol{\mathrm{x}}\:=\:? \\ $$

Question Number 148105 Answers: 0 Comments: 1

Question Number 148092 Answers: 1 Comments: 0

Question Number 148090 Answers: 1 Comments: 2

Question Number 148082 Answers: 1 Comments: 1

Question Number 148077 Answers: 2 Comments: 0

∫ ((cos^n x)/(sinx)) dx = ?

$$\int\:\frac{{cos}^{\boldsymbol{{n}}} {x}}{{sinx}}\:{dx}\:=\:? \\ $$

Question Number 148071 Answers: 2 Comments: 1

Question Number 148070 Answers: 0 Comments: 1

Question Number 148068 Answers: 3 Comments: 0

Question Number 148064 Answers: 4 Comments: 1

Question Number 148051 Answers: 1 Comments: 2

⇁(⇁p→q)∨(p∧⇁q) simplify

$$\rightharpoondown\left(\rightharpoondown\mathrm{p}\rightarrow\mathrm{q}\right)\vee\left(\mathrm{p}\wedge\rightharpoondown\mathrm{q}\right)\: \\ $$$$\mathrm{simplify} \\ $$

Question Number 148048 Answers: 2 Comments: 0

2^x −3^(((x/2))) =1

$$\mathrm{2}^{\mathrm{x}} −\mathrm{3}^{\left(\frac{\mathrm{x}}{\mathrm{2}}\right)} =\mathrm{1} \\ $$

Question Number 148045 Answers: 0 Comments: 1

Question Number 148043 Answers: 1 Comments: 0

(((2 − (√2))^8 ∙ (6 + 4(√2))^8 )/((2 + (√2))^8 )) = ?

$$\frac{\left(\mathrm{2}\:−\:\sqrt{\mathrm{2}}\right)^{\mathrm{8}} \:\centerdot\:\left(\mathrm{6}\:+\:\mathrm{4}\sqrt{\mathrm{2}}\right)^{\mathrm{8}} }{\left(\mathrm{2}\:+\:\sqrt{\mathrm{2}}\right)^{\mathrm{8}} }\:=\:? \\ $$

Question Number 148042 Answers: 2 Comments: 0

(√(17 − 4(√(15)))) − ((144))^(1/4) = ?

$$\sqrt{\mathrm{17}\:−\:\mathrm{4}\sqrt{\mathrm{15}}}\:−\:\sqrt[{\mathrm{4}}]{\mathrm{144}}\:=\:? \\ $$

Question Number 148035 Answers: 1 Comments: 2

if f(g(x)) = 2x - 5 and f(x) = x + 2 find g(x) = ?

$${if}\:\:\:{f}\left({g}\left({x}\right)\right)\:=\:\mathrm{2}{x}\:-\:\mathrm{5}\:\:{and}\:\:{f}\left({x}\right)\:=\:{x}\:+\:\mathrm{2} \\ $$$${find}\:\:\:{g}\left({x}\right)\:=\:? \\ $$

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