codyboss121 codyboss121

01-05-2020
Mathematics

contestada

What are the solutions of the equation?
Z^2 - 6z - 27 = 0

Respuesta :

LadishCat LadishCat

01-05-2020

Answer:

Z= -3 or Z=9

Step-by-step explanation:

Step 1:Factor left side of equation.

(z+3)(z-9)=0

Step 2:Set factors equal to 0.

z+3=0 or z+9=0

z= -3 or z=9...

Answer Link

Otras preguntas

Adivinanzas Cuantos,huevos pone una gallina

After 5 years, the simple interest earned on an investment of $3000 was $645. Find the interest rate.

help please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

40 POINTS Please someone help me with these 3 math questions got a deadline to meet please give right answers no false 5. Evaluate the function f(x) = 4 ∙ 7^x

Which means "the sum of w and 3.4 is greater than or equal to 10.5"?

The diagram shows 2 wheels of radii 15 cm and 24 cm. Their centres, H and K, are 41 cm apart. ( Refer to the attatchment given )Help me find the lengthof the be

Pre-reading resources include all of the following except __________. . a)text aids. b)common patterns. c)controlling ideas. d)books on tapes

A rectangular tank has a base 2.4m by 1.8m. It is being filled with 230 liters of liquid per minute. Find the depth of liquid in the tank after 8 minutes. If th

2. The table shows a quadratic variation. a. Determine the constant of variation b. Write an equation for the quadratic variation. x y

A polyhedron with one pentagonal base is a