dominic1231 dominic1231
  • 15-03-2017
  • Mathematics
contestada

Can someone help on these two questions

Can someone help on these two questions class=

Respuesta :

CaraHyeona17 CaraHyeona17
  • 15-03-2017
(x-1)(x-1)
=x^2-x-x+1
=x^2-2x+1

(x+7)(x-7)
=x^2-7x+7x-49
=x^2-49
Answer Link

Otras preguntas

The dynamic viscosity of a fluid has the dimension ml⁻¹t⁻¹. Which of the following can be its unit? Check all that apply. 1) -1s⁻¹ 2) n.s/m² 3) kg/m.s 4) pa.s
How can you interpret the data collected after one round of division? In other words, What do the number and location of the band(s) present signify?
True or False: The iPhone is an example of an innovation.
What should a nurse do prior to administration of an initial dose of an antibiotic?a) Assess for allergiesb) Check vital signsc) Consult with the pharmacistd) R
Suppose that today you buy an 8 percent annual coupon bond for $1,060. The bond has 19 years to maturity. What rate of return do you expect to earn on your inve
What is the recommended safety factor (the ratio between its breaking strength and safe working load) for best condition (new) fiber ropes? a) 2:1 b) 3:1 c) 5:1
Together, what did Scott and Zelda represent?
What is the recommended exposure sequence for a FMS a GTCC?
Multi-Drug Resistant Organisms (MDROs) include which of the following? 1) Bacteria that are resistant to multiple antibiotics 2) Viruses that are resistant to m
What are some sources of bee stings? 1) Peanuts 2) Sources of latex 3) Intravenous medication 4) None of the above