Add. PLS HELP I WILL GIVE BRAINLIEST PLUS EXTRA POINTS

1. [4−11−75]+[1−163]

[5−12−18]
[5−10−138]
[5−13−108]
[5−1−128]
2.Subtract.

[50−2]−[−138]

Enter your answer in the boxes.
[
]

Multiply.

3. [4−10512]

[12−301536]
[1−4−32−2−1]
[723845]
[12−30512]
4. Multiply.

−12[6−7]

[−3−7]
[−3312]
[−1214]
[312−3]

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2