Add 3x4 - 7x3 + 12x - 9
GUEST, GUEST
to
The sum is closed because
Roxanne wants...
Mathematics, 07.05.2021 18:20 jolayemihazeez97
Add 3x4 - 7x3 + 12x - 9
GUEST, GUEST
to
The sum is closed because
Roxanne wants to test the idea
that polynomials are closed
under addition. Her work and
explanation are shown.
are
and by definition
the sum is a polynomial.
Drag an expression and phrases
to the boxes to complete the
statement.
5x2 - (2x)3 + (4x)-1
(2x)3 + 2.1x2 - 11
-8x-2 f(3x)3 - 12x6 + 7
the exponents
the variables
the coefficients
integers
whole numbers
real numbers
Answers: 1
Mathematics, 21.06.2019 19:30
Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?
Answers: 3
Mathematics, 21.06.2019 22:00
Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4
Answers: 2
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