Which expressions are equivalent to the one below? check all that apply. 21^x/3^xa.(21-3)^xb.7c.7^xd.(21/3)^ xe.7^x*3^x/3^xf.3^x

The equivalent expressions are:

C.

D.

E.

Step-by-step explanation:

We are asked to find the algebraic expression that is equivalent to the expression:

A)

We know that this expression is incorrect.

Since,

B)

7

This option is also incorrect.

Since,

C)

This option is true.

Since,

D)

This option is true.

Since,

E)

This option is correct.

Since,

F)

This option is incorrect.

Since we get a expression as:

but not

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.