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Addition of Monomials

What is the result of $2at^2+7at^2$ ?

$9at^2$

$14at^2$

$5at^2$

Add : $20s^2+4s^2+10s+11+4s+3$ .

$24s^2+14s+14$

$14s^2+14s+14$

Add : $4a\ +\ 3a\ .$ .

a

7a

Perform the addition $4y^2+2y^2$ .

$7y^2$

$8y^2$

$6y^2$

What is the result of $5y^3+8y^3$ ?

$13y^3$

$4y^3$

$5y^3$

Add : $20s+30s^{2\ }.$

$20s+30s^{2\ }.$

$20s+30s^{\ }.$

Add : $2x^2+3x+4x^2+x\$ .

$2x^2+4x+4x^2$

$6x^2+4x$

Add : $5t^2+3+7t+3\ .$

$5t^2+7t+6$

$5t^2+7t$

Perform the addition $2ab^2+2ab^2$ .

$4ab^2$

$6ab^2$

$ab^2$

Perform the addition $6x^2+8x^2$ .

$2x^2$

$-2x^2$

$14x^2$

Questions

Time

Score

Addition of Monomials

What is the result of ﻿2at2+7at22at^2+7at^22at2+7at2﻿?

﻿9at29at^29at2﻿

﻿14at214at^214at2﻿

﻿5at25at^25at2﻿

Add : ﻿20s2+4s2+10s+11+4s+320s^2+4s^2+10s+11+4s+320s2+4s2+10s+11+4s+3﻿ .

﻿24s2+14s+1424s^2+14s+1424s2+14s+14﻿

﻿﻿14s2+14s+1414s^2+14s+1414s2+14s+14﻿

Add : ﻿4a + 3a .4a\ +\ 3a\ .4a + 3a .﻿ .

a

7a

Perform the addition ﻿4y2+2y24y^2+2y^24y2+2y2﻿.

﻿﻿7y27y^27y2﻿

﻿8y28y^28y2﻿

﻿6y26y^26y2﻿

What is the result of ﻿5y3+8y35y^3+8y^35y3+8y3﻿?

﻿13y313y^313y3﻿

﻿4y34y^34y3﻿

﻿5y35y^35y3﻿

Add : ﻿20s+30s2 .20s+30s^{2\ }.20s+30s2 .﻿

﻿20s+30s2 .20s+30s^{2\ }.20s+30s2 .﻿

﻿20s+30s .20s+30s^{\ }.20s+30s .﻿

Add : ﻿2x2+3x+4x2+x 2x^2+3x+4x^2+x\ 2x2+3x+4x2+x ﻿ .

﻿2x2+4x+4x22x^2+4x+4x^22x2+4x+4x2﻿

﻿6x2+4x6x^2+4x6x2+4x﻿

Add : ﻿5t2+3+7t+3 .5t^2+3+7t+3\ .5t2+3+7t+3 .﻿

﻿5t2+7t+65t^2+7t+65t2+7t+6﻿

﻿5t2+7t5t^2+7t5t2+7t﻿

Perform the addition ﻿2ab2+2ab22ab^2+2ab^22ab2+2ab2﻿.

﻿4ab24ab^24ab2﻿

﻿6ab26ab^26ab2﻿

﻿ab2ab^2ab2﻿

Perform the addition ﻿6x2+8x26x^2+8x^26x2+8x2﻿.

﻿2x22x^22x2﻿

﻿−2x2-2x^2−2x2﻿

﻿14x214x^214x2﻿

Incorrect

Great!

What is the result of $2at^2+7at^2$ ?

$9at^2$

$14at^2$

$5at^2$

Add : $20s^2+4s^2+10s+11+4s+3$ .

$24s^2+14s+14$

$14s^2+14s+14$

Add : $4a\ +\ 3a\ .$ .

Perform the addition $4y^2+2y^2$ .

$7y^2$

$8y^2$

$6y^2$

What is the result of $5y^3+8y^3$ ?

$13y^3$

$4y^3$

$5y^3$

Add : $20s+30s^{2\ }.$

$20s+30s^{2\ }.$

$20s+30s^{\ }.$

Add : $2x^2+3x+4x^2+x\$ .

$2x^2+4x+4x^2$

$6x^2+4x$

Add : $5t^2+3+7t+3\ .$

$5t^2+7t+6$

$5t^2+7t$

Perform the addition $2ab^2+2ab^2$ .

$4ab^2$

$6ab^2$

$ab^2$

Perform the addition $6x^2+8x^2$ .

$2x^2$

$-2x^2$

$14x^2$