3 years ago

How to expand (X+8) (X+3)

Mathematics

2 answers:

Wewaii [24]3 years ago

6 0

$(a+b)(c+d)=ac+ad+bc+bd\\\\(x+8)(x+3)=x\cdot x+3\cdot x+8\cdot x+8\cdot3\\\\=x^2+3x+8x+24=x^2+11x+24$

evablogger [386]3 years ago

4 0

Multiply everything in first bracket with the wats in the second so x*x = x^2 and x*3= 3x and 8*x=8x and 8*3= 24.

You might be interested in

Represent each of the following variables in the appropriate letters.Next determine wether the variable has a fixed value or a c

Alex777 [14]

Step-by-step explanation:

a) Let 'm' represents score in a Mathematics test. The variable has a fixed value because the marks Sarah obtained in her test will not change

b) Let 'd' represent the distance between the Zen house and the school. The variable has a fixed value because by using the same route, the distance will always remain constant.

c) Let 't' represent the temperature on the summit of Mount Everest. The variable has a changed value because the temperature may alter depending on the time of day and also climatic conditions which will affect the temperature.

6 0

3 years ago

A company makes chocolate candies in the shape of a solid sphere. Each piece of candy has a diameter of 6cm. If a box contains 2

otez555 [7]

Answer:

120 i think but u can research it

Step-by-step explanation:

3 0

3 years ago

Please help me on this its the last question i will mark brainliest

Free_Kalibri [48]

Answer: w= 29