Kathie147 Kathie147

21-07-2014
Mathematics

Answered

Calculate the discriminant.

x2 – x – 2 = 0

Answer :

konrad509 konrad509

21-07-2014

[tex]\Delta=(-1)^2-4\cdot1\cdot(-2)=1+8=9[/tex]

Answer Link

Other Questions

For [tex]\( f(x) = \sqrt{x} \)[/tex] and [tex]\( g(x) = x + 2 \)[/tex], find the following functions:a. [tex]\((f \circ g)(x)\)[/tex] b. [tex]\((g \circ f)(x)\

Which of the following is a method used in group or organizational training needs assessment? a. Consideration of current and projected changes b. Rating scales

The brain is most active during which portion of each sleep cycle? A. the beginning of each sleep cycle B. the middle of each sleep cycle C. the end of each sle

Neurotic behavior is ________a. Maladaptive and means that a person is out of touch with reality.b. A current term, used to describe many disorders in the DSM-5

13). Identify three types of early education options.

The religious position which advocates holding one's own faith and at the same time asking others about their faith and how they want to be understood is1) excl

Select the equivalent expression.[tex]\[ \left(\frac{x^4}{7^{-8}}\right)^{-7}=? \][/tex]Choose one answer:A. [tex]\(\frac{x^{28}}{7^{56}}\)[/tex]B. [tex]\(x^{-

Which of the following is an international division organized based on different merchandise categories?A) global organizationB) world product groupC) geographi

One of the advantages of groups is that they tend to have a better memory of past events (due to transactive memory). Group of answer choicesO TrueO False

Determinants of supply elasticity are related to how quickly a ________ can act when the change in price occurs.

~Please only answer if you know for sure~

If the genotype of both parents was Aa, what would be expected of the genotypes among their possible offspring? Half would have the genotype AA. Half would have

A force that needs to touch something to affect it

Why did Alfred T. Mahan support the building of a strong navy? to send missionaries to China to protect shipping lanes for American trade to prepare for war wit

Michelle drove a total of 57.8 kilometers on saturday. she drove 23.5 kilometers from her house to the park. her next stop was the library, which is 18.3 kilome

What three types of organisms make up a food chain?

What were six similarities of the two Roosevelts? both attended Yale both ran for vice president both were assistants to the Secretary of the Navy both were st

(5-3)squared(7-square route of 25)

what does (0,0) represent in terms of the situation being described by the graph created part (f)

Who led the Committee of Public Safety? a. Louis XVI b. The popes c. Maximilien Robespierre d. Napoleon Bonaparte