lambemily03 lambemily03

21-11-2016
Mathematics

contestada

The solutions to the equation 2x(squared) + x - 1 = 2 are x=-3/2 and x = ?
What is the missing solution?

Respuesta :

tibboyz123 tibboyz123

21-11-2016

2x² + x - 1 = 2
2x² + x - 3 = 0
2x² - 2x + 3x -3 = 0
2x(x-1)+3(x-1)=0
(2x+3)(x-1)=0
x = -3/2 , x=1
Hence, the missing solution is x=1

Answer Link

Otras preguntas

When using sftp to share files, what is encrypted in addition to the authentification information?.

The use of bribes, which are illegal for U.S. companies, relate best to which of the following environmental forces

What is the value of the expression below when y = 4? Answer: 6y²-7y+9 Submit Answer

If np>5 and nq>5, estimate P (at least 10) with n=13 and p=0.5 by using the normal distribution as approximation for the binomial distribution, if np, or

find the smallest number by which 29160 should be divided so that the quotient becomes a perfect cube

Which of the following polynomials has a remainder of -7 when divided by x - 2?

When I flip a coin, the outcome can be either heads or tails; it is uncertain. However, in a large number of flips, the distribution of heads and tails is very

a type of group that has a constitution and bylaws and has been organized for purposes other than obtaining insurance is called

how to have hard conversations with your partner

Annel sells a phone which costs $180 and earns $9 commission. If he sells $640 worth of phones the following days, how much will he earn in commission?