Add the given expressions 5m+0.3n−1.2t;0.23m−2.8t+4n
Subtract
3t4−4t3+2t2−6t+6 from−4t4+8t3−4t2−2t+11
Question 82 (iv)
Add t−t2−14; 15t3+13+9t−8t2;12t2−19−24t and 4t−9t2+19t3. [4 MARKS]