Question

To increase and decrease the brush size, press _____ and_____ key respectively on the keyboard.​

Answer 1

For increase:- Ctrl ++

For decrease:- Ctrl+-

Answer 2

To increase or decrease the brush size in photoshop, press Ctrl and Alt key.

• For increasing or decreasing the size of the brush, simply press Ctrl along with Alt keys and right-click on the mouse button.

• The Brush Tool is a prime painting tool. It works like an outdated drawing tool by smearing color using strokes. It's positioned in the standard toolbar and the letter B  is its default shortcut  

Hope it helped...