Question

Find all values of the real parameter $a$ for which the equation $4x^4+(8+4a)x^3+(a^2+8a+4)x^2+(a^3+8)x+a^2=0$ has only real roots

score 87 · Answer 1 · 2026-04-18 16:32:09

87

Views

Find all values of the real parameter $a$ for which the equation $4x^4+(8+4a)x^3+(a^2+8a+4)x^2+(a^3+8)x+a^2=0$ has only real roots

Published on 18 Apr 2026 - 16:32

score 190 · Answer 2 · 2026-04-10 11:59:49

190

Views

Help needed in Unit 5 Section 1 Algebra by Hungerford

Published on 10 Apr 2026 - 11:59

score 130 · Answer 3 · 2026-04-15 13:08:34

130

Views

Linear equation | Finding the unknown values

Published on 15 Apr 2026 - 13:08

score 681 · Answer 4 · 2026-03-25 19:05:29

681

Views

In $\triangle ABC, AB = 28, BC = 21$ and $CA = 14$. Points $D$ and $E$ are on $AB$ with $AD = 7$ and $\angle ACD = \angle BCE$

Published on 25 Mar 2026 - 19:05

score 24 · Answer 5 · 2026-04-16 05:10:46

24

Views

Show that the tangent line at ($x_{0}$, $y_{0}$) has y-intercept -$y_{0}$

Published on 16 Apr 2026 - 5:10

score 23 · Answer 6 · 2026-04-12 15:01:23

23

Views

Did anybody make up their own problems instead of studying with the ones that are in a textbook?

Published on 12 Apr 2026 - 15:01

score 702 · Answer 7 · 2026-04-15 21:53:08

702

Views

$4$ points in order $A,B,C,D$ lie on a circle with the extension of $AB$ meeting the extension of $DC$ at $E$ and that of $AD$ and $BC$ at $F$.

Published on 15 Apr 2026 - 21:53

score 122 · Answer 8 · 2026-04-08 07:49:38

122

Views

How to solve an equation with variable exponents?

Published on 08 Apr 2026 - 7:49

score 95 · Answer 9 · 2026-04-14 16:07:49

95

Views

Probability of getting a bingo on the Nth turn

Published on 14 Apr 2026 - 16:07

score 251 · Answer 10 · 2026-04-12 03:00:02

251

Views

Finding degree of field extension

Published on 12 Apr 2026 - 3:00

score 53 · Answer 11 · 2026-04-15 10:44:22

53

Views

What is the probability of at least an elderly person in my neighborhood dying in the next 1 year?

Published on 15 Apr 2026 - 10:44

score 349 · Answer 12 · 2026-04-10 03:40:31

349

Views

How can I show that the arguments that minimize a function are not affected by a constant (or not affected much by a constant)?

Published on 10 Apr 2026 - 3:40

score 92 · Answer 13 · 2026-04-17 07:58:46

92

Views

Solve the equation $\frac{x^3+2x}{x^2-1}=\sqrt{x^2-\frac{1}{x}}$

Published on 17 Apr 2026 - 7:58

score 646 · Answer 14 · 2026-04-14 01:55:29

646

Views

How many Assumptions can I make in Proof by Induction?

Published on 14 Apr 2026 - 1:55

score 44 · Answer 15 · 2026-04-15 10:54:42

44

Views

Argument Valid or Not

Published on 15 Apr 2026 - 10:54

List Question

Find all values of the real parameter $a$ for which the equation $4x^4+(8+4a)x^3+(a^2+8a+4)x^2+(a^3+8)x+a^2=0$ has only real roots

Help needed in Unit 5 Section 1 Algebra by Hungerford

Linear equation | Finding the unknown values

In $\triangle ABC, AB = 28, BC = 21$ and $CA = 14$. Points $D$ and $E$ are on $AB$ with $AD = 7$ and $\angle ACD = \angle BCE$

Show that the tangent line at ($x_{0}$, $y_{0}$) has y-intercept -$y_{0}$

Did anybody make up their own problems instead of studying with the ones that are in a textbook?

$4$ points in order $A,B,C,D$ lie on a circle with the extension of $AB$ meeting the extension of $DC$ at $E$ and that of $AD$ and $BC$ at $F$.

How to solve an equation with variable exponents?

Probability of getting a bingo on the Nth turn

Finding degree of field extension

What is the probability of at least an elderly person in my neighborhood dying in the next 1 year?

How can I show that the arguments that minimize a function are not affected by a constant (or not affected much by a constant)?

Solve the equation $\frac{x^3+2x}{x^2-1}=\sqrt{x^2-\frac{1}{x}}$

How many Assumptions can I make in Proof by Induction?

Argument Valid or Not

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