Maths Level 3b
Which of the following is equivalent to 3a + 4b – (–6a – 3b) ?
Which of the following is equivalent to
3a + 4b – (–6a – 3b) ?
A. 16ab
B. –3a + b
C. –3a + 7b
D. 9a + b
E. 9a + 7b
What is the sum of the polynomials 3a^2b + 2a^2b^2 and
–ab^2 + a^2b^2 ?
A. 3a^2b – ab^2 + 3a^2b^2
B. 3a^2b – ab^2 + 2a^2b^2
C. 2a^2b + 3a^2b^2
D. 2a^2b^3 + 2a^4b^4
E. –3a^3b^3 + 2a^4b
If 4/5+ ( -3/10 )= x + 1 1/2, then x = ?
A. 2
B. 1
C. –1
D. –2
E. –10
An airplane flew for 8 hours at an airspeed of x miles per hour (mph), and for 7 more
hours at 325 mph. If the average airspeed for the entire flight was 350 mph, which of
the following equations could be used to find x ?
A. x + 325 = 2(350)
B. x + 7(325) = 15(350)
C. 8x – 7(325) = 350
D. 8x + 7(325) = 2(350)
E 8x + 7(325) = 15(350)
Can you show me how to solve these problems?
What is the highest level of Math you completed?
3a +4b -(-6a-3b) =
=3a+4b+(6a+3b)=
=3a+4b+6a+3b=
=9a+7b
- – equals +
+ – equals -
Integration by Substitution tutorial 3b : ExamSolutions
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