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Questions

1 / 10

Time

Score

Add polynomial functions

Add:
$f(t)=5t^2+3;g(t)=7t+3$

$(f+g)(t)=5t^2+7t+6$

$(𝑓+𝑔)(𝑡)=12𝑡2+6𝑡$

Add:
$s(a)=40a^2+30a;t(a)=25a$

$(s+t)(a)=40a^2+55a$

$(s+t)(a)=65a^2+30a$

Add:
$f(s)=20s;g(s)=30s^2$

$(f+g)(s)=20s+30s^2$

$(𝑓+𝑔)(𝑠)=50s^2$

Add:
$f(a)=4a;f(a)=3a$

$(f+g)(a)=6a$

$(f+g)(a)=7a$

Add:
$h(a)=5a^2;t(a)=a^2$

$(h+t)(a)=6a^2$

$(h+t)(a)=5a$

Add:
$a(f)=40f+2f^2;b(f)=15f^2+4f$

$(a+b)(f)=45f+18f^2$

$(a+b)(f)=44f+17f^2$

Add:
$a(s)=20s^2+4s^2;b(s)=10s+11+4s+3$

$(a+b)(s)=24s^2+10s+11$

$(a+b)(s)=24s^2+14s+14$

Add:
$f(x)=2x^2+3x;g(x)=4x^2+x$

$6x^2+4x$

$6x^2+3x$

Add:
$f(c)=20c;g(c)=50c$

$(f+g)(c)=70c$

$(f+g)(c)=60c$

Add:
$f(y)=13y+2y^2;g(y)=10y+7y^2$

$(f+g)(y)=9y^2+23y$

$(f+g)(y)=23y^2+9y$

Questions

Time

Score

Add polynomial functions

Add:
$f(t)=5t^2+3;g(t)=7t+3$

$(f+g)(t)=5t^2+7t+6$

$(𝑓+𝑔)(𝑡)=12𝑡2+6𝑡$

Add:
$s(a)=40a^2+30a;t(a)=25a$

$(s+t)(a)=40a^2+55a$

$(s+t)(a)=65a^2+30a$

Add:
$f(s)=20s;g(s)=30s^2$

$(f+g)(s)=20s+30s^2$

$(𝑓+𝑔)(𝑠)=50s^2$

Add:
$f(a)=4a;f(a)=3a$

$(f+g)(a)=6a$

$(f+g)(a)=7a$

Add:
$h(a)=5a^2;t(a)=a^2$

$(h+t)(a)=6a^2$

$(h+t)(a)=5a$

Add:
$a(f)=40f+2f^2;b(f)=15f^2+4f$

$(a+b)(f)=45f+18f^2$

$(a+b)(f)=44f+17f^2$

Add:
$a(s)=20s^2+4s^2;b(s)=10s+11+4s+3$

$(a+b)(s)=24s^2+10s+11$

$(a+b)(s)=24s^2+14s+14$

Add:
$f(x)=2x^2+3x;g(x)=4x^2+x$

$6x^2+4x$

$6x^2+3x$

Add:
$f(c)=20c;g(c)=50c$

$(f+g)(c)=70c$

$(f+g)(c)=60c$

Add:
$f(y)=13y+2y^2;g(y)=10y+7y^2$

$(f+g)(y)=9y^2+23y$

$(f+g)(y)=23y^2+9y$

Incorrect

Great!

Questions

Time

Score

Add polynomial functions

Add:﻿f(t)=5t2+3;g(t)=7t+3f(t)=5t^2+3;g(t)=7t+3f(t)=5t2+3;g(t)=7t+3﻿

﻿(f+g)(t)=5t2+7t+6(f+g)(t)=5t^2+7t+6(f+g)(t)=5t2+7t+6﻿

﻿(𝑓+𝑔)(𝑡)=12𝑡2+6𝑡(𝑓+𝑔)(𝑡)=12𝑡2+6𝑡(f+g)(t)=12t2+6t﻿

Add:﻿s(a)=40a2+30a;t(a)=25as(a)=40a^2+30a;t(a)=25as(a)=40a2+30a;t(a)=25a﻿

﻿(s+t)(a)=40a2+55a(s+t)(a)=40a^2+55a(s+t)(a)=40a2+55a﻿

﻿(s+t)(a)=65a2+30a(s+t)(a)=65a^2+30a(s+t)(a)=65a2+30a﻿

Add:﻿f(s)=20s;g(s)=30s2f(s)=20s;g(s)=30s^2f(s)=20s;g(s)=30s2﻿

﻿(f+g)(s)=20s+30s2(f+g)(s)=20s+30s^2(f+g)(s)=20s+30s2﻿

﻿(𝑓+𝑔)(𝑠)=50s2(𝑓+𝑔)(𝑠)=50s^2(f+g)(s)=50s2﻿

Add: ﻿f(a)=4a;f(a)=3af(a)=4a;f(a)=3af(a)=4a;f(a)=3a﻿

﻿(f+g)(a)=6a(f+g)(a)=6a(f+g)(a)=6a﻿

﻿(f+g)(a)=7a(f+g)(a)=7a(f+g)(a)=7a﻿

Add:﻿h(a)=5a2;t(a)=a2h(a)=5a^2;t(a)=a^2h(a)=5a2;t(a)=a2﻿

﻿(h+t)(a)=6a2(h+t)(a)=6a^2(h+t)(a)=6a2﻿

﻿(h+t)(a)=5a(h+t)(a)=5a(h+t)(a)=5a﻿

Add:﻿a(f)=40f+2f2;b(f)=15f2+4fa(f)=40f+2f^2;b(f)=15f^2+4fa(f)=40f+2f2;b(f)=15f2+4f﻿

﻿(a+b)(f)=45f+18f2(a+b)(f)=45f+18f^2(a+b)(f)=45f+18f2﻿

﻿(a+b)(f)=44f+17f2(a+b)(f)=44f+17f^2(a+b)(f)=44f+17f2﻿

Add:﻿a(s)=20s2+4s2;b(s)=10s+11+4s+3a(s)=20s^2+4s^2;b(s)=10s+11+4s+3a(s)=20s2+4s2;b(s)=10s+11+4s+3﻿

﻿(a+b)(s)=24s2+10s+11(a+b)(s)=24s^2+10s+11(a+b)(s)=24s2+10s+11﻿

﻿(a+b)(s)=24s2+14s+14(a+b)(s)=24s^2+14s+14(a+b)(s)=24s2+14s+14﻿

Add:﻿f(x)=2x2+3x;g(x)=4x2+xf(x)=2x^2+3x;g(x)=4x^2+xf(x)=2x2+3x;g(x)=4x2+x﻿

﻿6x2+4x6x^2+4x6x2+4x﻿

﻿6x2+3x6x^2+3x6x2+3x﻿

Add:﻿f(c)=20c;g(c)=50cf(c)=20c;g(c)=50cf(c)=20c;g(c)=50c﻿

﻿(f+g)(c)=70c(f+g)(c)=70c(f+g)(c)=70c﻿

﻿(f+g)(c)=60c(f+g)(c)=60c(f+g)(c)=60c﻿

Add:﻿f(y)=13y+2y2;g(y)=10y+7y2f(y)=13y+2y^2;g(y)=10y+7y^2f(y)=13y+2y2;g(y)=10y+7y2﻿

﻿(f+g)(y)=9y2+23y(f+g)(y)=9y^2+23y(f+g)(y)=9y2+23y﻿

﻿(f+g)(y)=23y2+9y(f+g)(y)=23y^2+9y(f+g)(y)=23y2+9y﻿

Incorrect

Great!

Add:
$f(t)=5t^2+3;g(t)=7t+3$

$(f+g)(t)=5t^2+7t+6$

$(𝑓+𝑔)(𝑡)=12𝑡2+6𝑡$

Add:
$s(a)=40a^2+30a;t(a)=25a$

$(s+t)(a)=40a^2+55a$

$(s+t)(a)=65a^2+30a$

Add:
$f(s)=20s;g(s)=30s^2$

$(f+g)(s)=20s+30s^2$

$(𝑓+𝑔)(𝑠)=50s^2$

Add:
$f(a)=4a;f(a)=3a$

$(f+g)(a)=6a$

$(f+g)(a)=7a$

Add:
$h(a)=5a^2;t(a)=a^2$

$(h+t)(a)=6a^2$

$(h+t)(a)=5a$

Add:
$a(f)=40f+2f^2;b(f)=15f^2+4f$

$(a+b)(f)=45f+18f^2$

$(a+b)(f)=44f+17f^2$

Add:
$a(s)=20s^2+4s^2;b(s)=10s+11+4s+3$

$(a+b)(s)=24s^2+10s+11$

$(a+b)(s)=24s^2+14s+14$

Add:
$f(x)=2x^2+3x;g(x)=4x^2+x$

$6x^2+4x$

$6x^2+3x$

Add:
$f(c)=20c;g(c)=50c$

$(f+g)(c)=70c$

$(f+g)(c)=60c$

Add:
$f(y)=13y+2y^2;g(y)=10y+7y^2$

$(f+g)(y)=9y^2+23y$

$(f+g)(y)=23y^2+9y$